Read the following context and choose the best option to answer the question.
Context: My boyfriend at the time , who was asleep , jumped up , and poor Fred , who was n't a mouse at all , flew straight into him .
Question: What was the reason the dog bit my boyfriend .
Options: 
A. He startled him .
B. None of the above choices .
C. He got out of bed .
D. He was asleep at the time .


A