M: Welcome to Baltimore, I'll bet you slept well after that long bus ride from Charlotte. ,F: Actually, I didn't take the long distance bus. I had a nice relaxing train ride, then I took a cab to my hotel.
(A) M: Actually, I'm surprised that you didn't come here by train. (B) M: Oh, that's good. I didn't know you came here by train. (C) M: Glad to hear that the bus ride was relaxing. (D) M: I’m sorry, I don’t understand. Could you say it again?
B