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.

Input: Consider Input: M: Jane, would you mind turning down the music? ,F: Why? I thought you would like to listen to some music while working. ,M: Yeah, but you know, jazz and classical are not really my thing. I prefer folk.
(A) F: Really? But I remember you really like jazz. (B) F: I am afraid I did not quite catch what you were saying. Please repeat it. (C) F: But you always say that classical music is your favourate! (D) F: OK, I will change the folk music to jazz.

Output: B


Input: Consider Input: F: Hello, American Medical Association. Can I help you? ,M: I want to find a doctor. ,F: What kind of doctor are you looking for? A general doctor or a specialist? ,M: What is the difference between a general doctor and a specialist? ,F: A general doctor treats a variety of illnesses and will treat your whole family. A specialist concentrates in one area, like the heart or the skin. ,M: Then I would like to find a general doctor. ,F: In that case, you may want to call Doctor Green at 6663579 or Doctor Smith at 6668520.
(A) M: Thank you for telling me those treatments. I'll call Doctor Brown later. (B) M: I am sorry. You spoke so rapidly that I did not catch the meaning of what you said. Could you repeat that? (C) M: Thank you for helping me make the appointment with the lawyer. (D) M: Thank you for all your information. That helped a lot.

Output: D


Input: Consider Input: F: Can you tell me a little bit about yourself? ,M: My name is David and I live in Shanghai. I was born in 1980. My major was electrical engineering. ,F: What kind of personality do you think you have? ,M: Well, I approach things very enthusiastically and I don't like to leave things half done. I'm very organized and most capable. ,F: What would you say are your weaknesses and strengths? ,M: Well, I'm afraid I'm a poor speaker. However, I'm fully aware of this, so I've been studying how to speak in public. I suppose my strengths are that I am persistent and quick to learn.
(A) F: Although you are not good at organizing, you are not in an electrical engineering major, are you? (B) F: Although you are not good at speaking in public, it doesn't matter. (C) F: You live in Beijing. How could you not be good at learning new things? (D) F: I didn’t hear you. Please could you tell me again?


Output: B