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.

Example Input: M: Welcome to the Hilton. ,F: I'd like to check in.
(A) M: No problem. Please show me your passport and flight ticket. Do remember not to bring anything which is forbidden by the customs. (B) M: No problem. There is your key to the hotel room. (C) M: No problem. I will book a table for you so that you can have your dinner at our restaurant. (D) M: I am sorry. You spoke so rapidly that I did not catch the meaning of what you said. Could you repeat that?
Example Output: B

Example Input: F: Jack, what is your favorite subject? ,M: My favorite subject? Well, I think I prefer science. Yes, science, I find it very interesting. The science teacher makes the subject very exciting. What about you? ,F: I always do very well in the maths tests. I also like geography. I like learning about people and the places where they live. Are there any subjects that you don't like Jack?
(A) M: I am afraid I did not quite catch what you were saying. Please repeat it. (B) M: Your maths is really good, but I'm glad you don't like geography as much as I do. (C) M: Well, to be honest I don't like maths very much, I hope that my maths could be good as yours. (D) M: You really had a good performance in physics, but I'm glad that your performance in maths test is as bad as mine.
Example Output: C

Example Input: F: Hello, is that Mr Robinson? ,M: Yes. Who is that, please? ,F: This is Saint Mary's Hospital in London. Your son has been injured in an accident. Would you come to the hospital as soon as possible? ,M: Oh, my goodness. I'll be there at once.
(A) F: Although your son hasn't been injured in the accident, you should come to the hospital because you are a doctor. (B) F: Yeah, you should come to the hospital because your son has been taken here after an accident. This is Saint Mary's Hospital in New York. (C) F: Yeah, you should come to the hospital because your son has been taken here after an accident. (D) F: Excuse me, could you repeat the question?
Example Output:
C