【单选题】

Speaker A: I think studying math at school is a waste of time. Who needs itSpeaker B: ______
A．That's a good idea. I don't like math at all.

B．Yes, I think students only need to study for a few years.
C．I see what you mean. Very few students will become mathematicians in the future.
D．But don't you think math is something that everyone needs to know