【单选题】

Man: I hate to attend the history class.

Woman: You make it sound like prison. What’s wrong with it
Man: It seems like the teacher never tells us what we really need to know.
Question: Why does the man hate to go to his history class
A．He hates the teacher of history.
B．The class is like a prison.
C．The teacher always talks something irrelevant.
D．The teacher is very strict with his students.