听力原文:M: Mr. Ewing said for us to show up at the conference center at 4 o'clock, right?
W: Yes, he specifically asked us not to be late. Some of the people from our East York branch office are coming, and he wants to make a good impression on them. How are you getting there?
M: I was thinking of taking my car, but I think I am just going to take the subway because there is construction on the highway. What about you?
W: I will be taking the subway as well. Why don't we go together? I've been to the convention center only once, and I am not sure if I can find my way around there.
What did Mr. Ewing ask of the speakers?
A.To help out at the conference center.
B.To be kind to their branch office workers.
C.To be prompt this afternoon.
D.To avoid taking the highway.