题目内容：

听下面一段较长对话，回答以下小题。

1.How many credits should the man get for a master degree in education?

A.15. B.30. C.45.

2.Why does the man want a lighter program at the beginning?

A.Because he doesn't want to fail any classes.

B.Because he wants to have time for social experience.

C.Because he doesn't need to take more courses.

3.What do we know about the man?

A.He has got a Bachelor of Science.

B.He can get 3.5 credits for each course.

C.He has taken English Literature.