Given the task definition and input, reply with output. In this task you are given a small conversation between two persons and 4 options on how the conversation should continue. Your job is to choose the most reasonable option. The conversation and the options are separated by a newline character. Each dialogue in the conversation are separated by a comma. F and M indicate female and male, respectively.

F: We could have flown to Hangzhou, but I prefer traveling on rail. I like very much to watch the beautiful scenery by the window. ,M: I like traveling by train too. I think it had something to my sense of safety. ,F: Guess what? I always enjoy talking with people on the platform every time the train arrives at a station. You can make friends really fast and easily. I can practice my Chinese at the same time. It is a lot of fun, isn't it? ,M: Yes, I can't agree more. ,F: I often travel by train but I can never sleep well at night. Too much noise, you know. ,M: Now some trains are really up to date. They say they're like moving hotels. ,F: That is right. In England, many People traveled to and from London everyday by expressed rain.
(A) M: I am really sorry, I did not catch that. Would you slow down, please? (B) M: Oh, I guess trains in many countries are modern nowadays. (C) M: So people in England like traveling by air instead of trains, right? (D) M: Sorry, you must regret to take the train to England this time.
B