听力原文:W: I sent my son to a private school, and the headmaster charged me a big sum of
M: But I think the tuition is worth every penny of it.
What's the man's response to the woman's remark?
A.He believes the headmaster asked for too much.
B.He thinks the headmaster has no money to keep the school.
C.He thinks the tuition is reasonable.
D.He thinks the tuition is too cheap.