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: 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: M: Is everything ready for the meeting? ,F: Almost. I'm done with the tables and chairs and I've set up microphones as well. The only thing left to do is put the cups on the table.
(A) M: Hurry up and set the cups! (B) M: You have to set up the tables and chairs now. (C) M: You have put the cups in place. Then it's time to mop the floor. (D) M: Just a minute! I do not quite follow what you are saying, would you mind repeating that?
Example Output: A

Example Input: F: Where will we go during this break? ,M: I was thinking of a place in Mexico. Do you remember when we went to that really hot place several years ago, where the water was almost as warm as the air, and we had a hard time sleeping at night? ,F: Yeah. ,M: I'd like to go back there. ,F: But... ,M: Don't worry though. We went during the summer last time, August I think. This time it'll be winter. It's perfect weather there in January. And we'll be able to watch the whales that live there from December to February.
(A) F: All right. So let's go to Mexico in January. (B) F: I am afraid I did not quite catch what you were saying. Please repeat it. (C) F: You're right. So let's go to Japan in February. (D) F: I agree with you. So let's go to Japan in August.
Example Output:
A