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: 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: What kind of music do you like listening to? ,M: I like music that has a fast beat and it's lively, like dance music which is sometimes too loud, though. You prefer classical music, don't you? ,F: Yes, I do. I find it very relaxing. I often listen to Mozart or bach in the evening after a hard day at work. ,M: I must admit that I like several pieces of classical music. ,F: Classical music is supposed to be good for your brain, research suggests that it makes your brain more active, students who listen to classical music while studying perform better. ,M: Really? Perhaps I should listen to classical music often. I heard that listening to classical music is helpful in reducing stress. ,F: Yes, that's why I listen to it in the evenings. I usually play it as background music while I'm cooking or doing other housework. But in the early morning when I get up, I prefer to listen to folk music which is more traditional.
(A) M: I’m sorry, I don’t understand. Could you say it again? (B) M: It' s so nice to listen to folk music which is less traditional in the early morning. (C) M: That sounds great! In early morning, to listen to folk music. What an easy life! (D) M: That' s good to listen to folk music in the evenings. Thanks for your advice, uncle Joe!

Output: C


Input: Consider Input: F: Don't you think we should watch some other TV programs? ,M: But I only like basketball.
(A) F: I like both volleyball and basketball. (B) F: I like sports, too. We should not change some other TV programs. (C) F: I like basketball very much. (D) F: Just a minute! I do not quite follow what you are saying, would you mind repeating that?


Output: D