单项选择题

Questions 8 to 10 are based on the following conversation. At the end of the conversation, you will be given 15 seconds to answer the questions.
Now, listen to the conversation.

Why doesn’t the man want to change his work schedule

A.All the other work schedules conflict with his classes.
B.He doesn’t want to ask his boss for another favor.
C.He wants to work the same schedule as his friends.
D.He likes to do his homework in the evenings.