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: Sarah I've heard that you want to move into a home stay family. Is it true? ,F: Yes, I've been staying with my aunt and now my cousin is arriving from Singapore and my aunt needs to serve a room for him.
(A) M: You are so considerate. I hope you enjoy staying in a homestay family. (B) M: You are so kind to serve a room for your aunt. She doesn't need to move into a homestay family. (C) M: I'm so glad that you don't need to move into a homestay family. Hope you enjoy your life with your cousin. (D) M: I’m sorry, I didn’t understand. Could you repeat a little louder, please?
Example Output: A

Example Input: M: Hello, how may I help you? ,F: Hello, I seem to have a problem with my computer. ,M: Alright. Let's see. What about tomorrow morning about 10:00? ,F: Oh, no. That won't do I'm afraid. I've got a very important report on the computer that must be finished and handed in by 9:00 AM tomorrow. By 10:00 it's too late I'm afraid. Can't you come now? ,M: Well, I'm at a job at the moment and my wife and kids are expecting me home by 8:00 PM for dinner. ,F: I know it's Sunday evening. Can you at least suggest someone else who can work? I've been calling numbers in the phone books and you're the only one that answered. ,M: Just a moment. Don't worry. Where are you now? ,F: I'm at my office. I work in the morning side area. ,M: Well, you're in luck. I have to pass your area on my way home. Now I should be finished here by 7:30, so what about around 7:45? Is that OK? ,F: That's great. Thank you.
(A) M: Just a minute! I do not quite follow what you are saying, would you mind repeating that? (B) M: After working I need to go back home first. (C) M: I'm busy working now and I'll contact you by 7:45. (D) M: I'm afraid I won't be your house by 7:45 because I'm playing with my kids at home now.
Example Output: C

Example Input: M: International Film Club. ,F: Hello, I'd like some information about the club, please? ,M: Certainly, first of all, you must be over 15. Is that OK? ,F: Yes, that's fine. I'm 16, are you open on Sunday. ,M: I'm sorry, we aren't. When we started we opened from Tuesday to Friday, but now we open from Monday to Saturday. We get more people now.
(A) F: So we can not go there on Sunday because it is closed. (B) F: You mean the club open on Sunday now. (C) F: I’m sorry, I didn’t understand. Could you repeat a little louder, please? (D) F: It is a pity that the club is closed on Monday.
Example Output:
A