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: What's up? Are you still studying? ,F: Yeah, I'll be added all night. ,M: When's the big test? ,F: Not for 3 days but I have too many things to remember before then. ,M: You're taking this Spanish class so seriously. Don't you think you should lighten up a bit? ,F: I can't. Not only do I need to get good grades but I also have to actually learn this stuff. Next year I'm applying to a nursing program and they give special financial help to students who speak 2 languages.
(A) M: So you try so hard to learn Spanish only because you want to get financial help from school? (B) M: I’m sorry, I didn’t catch that. Would you mind speaking more slowly? (C) M: So you try so hard to learn Spanish only because you want to travel in South America? (D) M: Oh, you try so hard to learn math only because you want to get financial help from school, right?
Example Output: A

Example Input: M: I'd like 2 tickets for tonight's show, how much is a ticket? ,F: $8.50 and there is also a service charge of $1 per ticket.
(A) M: So I need to pay $19 in total. (B) M: I need to pay $19 for service charge. (C) M: I’m sorry, I didn’t understand. Could you repeat a little louder, please? (D) M: So I need to pay $17 for one ticket.
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