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: Do you want to go play tennis with me tomorrow morning? ,F: That would be fun, but I need to pick up my passport from the police station. ,M: Are you going on a trip? ,F: Yes, I'm going to the UK with my dad next month. ,M: Cool, is it a holiday? ,F: Not really, he is going on a business trip in London and I'm going with him to check out a few universities that I might apply for next year. ,M: Sounds great, so how long will you be there? ,F: I'm going to be in London for 5 days, after that I will visit a couple of cities in Schottland as well. ,M: Checking out some schools there, too? ,F: Exactly, well, have a nice weekend and see you at school on Monday.
(A) M: Thank you. See you in class on Monday. (B) M: Well, since you're going to London tomorrow, I'll ask our teacher for leave next week. (C) M: I didn’t hear you. Please could you tell me again? (D) M: Thank you, my dear daughter. It's a pity that I can't go to London with you tomorrow.
Example Output: A

Example Input: F: The food looks really delicious. ,M: Sure it is, the wedding ceremony is wonderful, too. ,F: The bride looks so happy today. Are you a friend of Catherine's? ,M: Yes, we were in the same class at college. How about you? ,F: I'm a close friend of David's. How handsome he is in wedding clothes today. Well, may I have your name please? ,M: Jackson. I'm working in Chengdu, but I worked in Wuhan a year ago, and you? ,F: My name is Janet. I'm living in Mianyang. Ah, life in Chengdu, is it exciting?
(A) M: I've been working in Wuhan all the time. (B) M: Before working in Chengdu, I lived and worked in Mianyang. (C) M: I’m sorry, I don’t understand. Could you say it again? (D) M: I've just moved in Chengdu this year.
Example Output: D

Example Input: F: Today we are going to discuss how to write better. ,M: Excuse me. ,F: Ah, Tom, you're late again. ,M: I'm sorry, Mrs Green. ,F: What's the excuse this time? ,M: I must have turned off my alarm clock and gone back to sleep again.
(A) F: So you're apologizing for being late again, aren't you? (B) F: Although you didn't finish your homework, you needn't apologize for it, because you come to class on time. (C) F: You don't have to say sorry for breaking my alarm clock. Luckily you aren't late this time. (D) F: Excuse me, could you repeat the question?
Example Output:
A