Bob has two sons. 
=>Bob is a father and has two sons.
John and Jay. 
=>The son's names are John and Jay. 
Jay has one brother [John] and father [Bob].
=>This confirms the knowledge we have from the first two sentences.
The father [Bob] has two sons [John and Jay].
=>Repeating the information contained in first sentence.
Jay's brother has a brother [John] and a father [Bob].
=>Another repeat of already known information.
Who is Jay's brother.
=>Bob has two sons--Jay and John--the answer therefore follows that Jay's brother is John.
Bob has two sons. 
=>Bob is a father and has two sons.
John and Jay. 
=>The son's names are John and Jay. 
Jay has one brother [John] and father [Bob].
=>This confirms the knowledge we have from the first two sentences.
The father [Bob] has two sons [John and Jay].
=>Repeating the information contained in first sentence.
Jay's brother has a brother [John] and a father [Bob].
=>Another repeat of already known information.
Who is Jay's brother.
=>Bob has two sons--Jay and John--the answer therefore follows that Jay's brother is John.
user
The question is:

What is the relationship between Bob and John?

A. Father and son
B. Brother and sister
C. Uncle and nephew
D. Cousin

The answer is:

A. Father and son

The relationship between Bob and John is that of a father and son.

Bob has two sons--Jay and John--and Jay's brother is John, therefore, Bob is the father of John.

The relationship between Bob and Jay is that of a father and son, and the relationship between John and Jay is that of a brother and sister.

The relationship between Bob and John is that of a father and son, and the relationship between John and Jay is that of a brother and sister.

The relationship between Bob and John is that of a father and son, and the relationship between John and Jay is that of a brother and sister.

The relationship between Bob and John is that of a father and son, and the relationship between John and Jay is that of a brother and sister.

The relationship between Bob and John is that of a father and son, and the relationship between John and Jay is that of a brother and sister.

The relationship between Bob and John is that of a father and son, and the relationship between John and Jay is that of a brother and sister.

The relationship between Bob and John is that of a father and son, and the relationship between John and Jay is that of a brother and sister.

The relationship between Bob and John is that of a father and son, and the relationship between John and Jay is that of a brother and sister.

The relationship between Bob and John is that of a father and son, and the relationship between John and Jay is that of a brother and sister.

The relationship between Bob and John is that of a father and son, and the relationship between John and Jay is that of a brother and sister.

The relationship between Bob and John is that of a father and son, and the relationship between John and Jay is that of a brother and sister.

The relationship between Bob and John is that of a father and son, and the relationship between John and Jay is that of a brother and sister.

The relationship between Bob and John is that of a father and son, and the relationship between John and Jay is that of a brother and sister.

The relationship between Bob and
assistant
Bob has two sons. 
=>Bob is a father and has two sons.
John and Jay. 
=>The son's names are John and Jay. 
Jay has one brother [John] and father [Bob].
=>This confirms the knowledge we have from the first two sentences.
The father [Bob] has two sons [John and Jay].
=>Repeating the information contained in first sentence.
Jay's brother has a brother [John] and a father [Bob].
=>Another repeat of already known information.
Who is Jay's brother.
=>Bob has two sons--Jay and John--the answer therefore follows that Jay's brother is John.
user
This question is a bit tricky. 

The first sentence tells us that Bob has two sons. 

The second sentence tells us that the sons' names are John and Jay. 

The third sentence tells us that Jay has one brother and one father. 

The fourth sentence tells us that the father's name is Bob. 

The fifth sentence tells us that the brother's name is John. 

The sixth sentence tells us that the brother's father is Bob. 

The seventh sentence asks us who Jay's brother is. 

The answer is John. 

The first sentence tells us that Bob has two sons. 

The second sentence tells us that the sons' names are John and Jay. 

The third sentence tells us that Jay has one brother and one father. 

The fourth sentence tells us that the father's name is Bob. 

The fifth sentence tells us that the brother's name is John. 

The sixth sentence tells us that the brother's father is Bob. 

The seventh sentence asks us who Jay's brother is. 

The answer is John. 

The first sentence tells us that Bob has two sons. 

The second sentence tells us that the sons' names are John and Jay. 

The third sentence tells us that Jay has one brother and one father. 

The fourth sentence tells us that the father's name is Bob. 

The fifth sentence tells us that the brother's name is John. 

The sixth sentence tells us that the brother's father is Bob. 

The seventh sentence asks us who Jay's brother is. 

The answer is John. 

The first sentence tells us that Bob has two sons. 

The second sentence tells us that the sons' names are John and Jay. 

The third sentence tells us that Jay has one brother and one father. 

The fourth sentence tells us that the father's name is Bob. 

The fifth sentence tells us that the brother's name is John. 

The sixth sentence tells us that the brother's father is Bob. 

The seventh sentence asks us who Jay's brother is. 

The answer is John. 

The first sentence tells us that Bob
assistant
Bob has two sons. 
=>Bob is a father and has two sons.
John and Jay. 
=>The son's names are John and Jay. 
Jay has one brother [John] and father [Bob].
=>This confirms the knowledge we have from the first two sentences.
The father [Bob] has two sons [John and Jay].
=>Repeating the information contained in first sentence.
Jay's brother has a brother [John] and a father [Bob].
=>Another repeat of already known information.
Who is Jay's brother.
=>Bob has two sons--Jay and John--the answer therefore follows that Jay's brother is John.
user
The question is:

What is the relationship between Bob and John?

A. Father and son
B. Brother and sister
C. Uncle and nephew
D. Cousin

The answer is:

A. Father and son

The relationship between Bob and John is that of a father and son.

Bob has two sons--Jay and John--and Jay's brother is John, therefore, Bob is the father of John.

The relationship between Bob and Jay is that of a father and son, and the relationship between John and Jay is that of a brother and sister.

The relationship between Bob and John is that of a father and son, and the relationship between John and Jay is that of a brother and sister.

The relationship between Bob and John is that of a father and son, and the relationship between John and Jay is that of a brother and sister.

The relationship between Bob and John is that of a father and son, and the relationship between John and Jay is that of a brother and sister.

The relationship between Bob and John is that of a father and son, and the relationship between John and Jay is that of a brother and sister.

The relationship between Bob and John is that of a father and son, and the relationship between John and Jay is that of a brother and sister.

The relationship between Bob and John is that of a father and son, and the relationship between John and Jay is that of a brother and sister.

The relationship between Bob and John is that of a father and son, and the relationship between John and Jay is that of a brother and sister.

The relationship between Bob and John is that of a father and son, and the relationship between John and Jay is that of a brother and sister.

The relationship between Bob and John is that of a father and son, and the relationship between John and Jay is that of a brother and sister.

The relationship between Bob and John is that of a father and son, and the relationship between John and Jay is that of a brother and sister.

The relationship between Bob and John is that of a father and son, and the relationship between John and Jay is that of a brother and sister.

The relationship between Bob and John is that of a father and son, and the relationship between John and Jay is that of a brother and sister.

The relationship between Bob and
assistant