Read the following context and choose the best option to answer the question.
Context: I am going to see if it can help me with several things , including the shin splints and muscle aches I have been experiencing . Plus , it 's just so relaxing . Friday : This morning I met with Rich again .
Question: What may be the reason they have shin splints ?
Options: 
A. They are a doctor .
B. None of the above choices .
C. They are a runner .
D. They sit down all day .


C