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: F: I'm stressed out by holiday parties with lots of treats like cookies, candies and chips as if that wasn't enough. I haven't really been able to exercise and I think I've gained 10 pounds recently. ,M: I'm sorry to hear that. But you are not alone. Many people gain weight.
(A) F: Yes, I enjoy the parties, but the only thing I am not satisfied is the lack of cookies. (B) F: You are right! I do ecercise regularly, so I haven't put on weight recently. (C) F: I am sorry. You spoke so rapidly that I did not catch the meaning of what you said. Could you repeat that? (D) F: That's normal for us. I like eating food at parties so that I have put on weight a lot.
Example Output: D

Example Input: M: Ella, what languages do you speak? ,F: As you know Korean is my first language. I also speak English and Chinese. How about you? What languages do you speak? ,M: English, German and French. While I was studying in Europe, I used French in German all the time. Now, my French is not so good but I do keep my German up.
(A) F: My mother tongue is Korean, but I can't speak any other language. (B) F: I’m sorry, I don’t understand. Could you say it again? (C) F: We can both speak English. English is my mother tongue. (D) F: My native language is Chinese, but I can't speak English.
Example Output: A

Example Input: M: Hi Julie, I heard you finally chose a college to attend. How did you decide? ,F: Yes, I decided on the University of Tennessee. It has the major that I want. It is in a beautiful location and most of all my family can afford to pay for my schooling.
(A) M: You mean the location is not good. (B) M: I am really sorry, I did not catch that. Would you slow down, please? (C) M: So you think the school fees matters most. (D) M: So they don't have courses you like.
Example Output:
C