听力原文：M: Are you tired of driving？
W: No, I'm doing fine.
M: What did I do with my briefcase？
W: Isn't it on the back seat？
M: No, I don't see it. All my important papers are in it.
W: You may have left it at the hotel. Should we turn around and go back？
M: Well, I guess we ought to go back, if you don't mind.
W: I'll turn off at the next road.
What are there in the briefcase？

A. Some jewellery.
B. Important papers.
C. Money.