从下面选项中找出各句的最佳应答。

. I wonder where we should go next.

. What's the model plane made of?

. Do you think teenagers should be encouraged to do part-time work?

. Am I supposed to wear jeans?

. I think the air will be cleaner in the future.

A. Yes, I'll do it right away.

B. It's made of used wood and glass.

C. I agree with you.

D. No, you're expected to wear a suit and tie.

E. No, I don't agree with this. Teenagers are too young to have part-time work.

F. You should try that new ride over there.