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 happy to hear about your friend's wedding, sir. For your jacket, would you like a more traditional 3 button or a modern 2 button? ,M: Let's go with the 2 button. I'm not as slim as I used to be, you know.
(A) F: OK. You are going to attend an anniversary party, aren't you? (B) F: Sure. You will look great in this jacket at this business event. (C) F: I am really sorry, I did not catch that. Would you slow down, please? (D) F: Fine. I am sure you will look good at the wedding.
Example Output: D

Example Input: M: Look, mom has left a note with housework for us to do while she and dad are away this weekend. ,F: Let's see. Tidy up the garage and clean up the backyard. ,M: She doesn't say which we should do first. ,F: Hey, we're not robots. We can make our own plan as long as everything gets done. Read the weather report in the newspaper. ,M: Em, sunny today, cloudy tonight, probably heavy rain tomorrow. Well, that makes it easy. We work outside today and inside tomorrow.
(A) F: Cloudy tonight? That's not a good sign for tomorrow. (B) F: I’m sorry, I don’t understand. Could you say it again? (C) F: Although it is cloudy tonight, I believe tomorrow will be a sunny day. (D) F: It is a pity that it will rain tonight.
Example Output: A

Example Input: F: Did you go to listen to the speeches yesterday? I mean at the conference. ,M: Yeah, I did. I listen to these so-called keynote speech about physical geography by Professor Henry Hadley. Long and boring. I left the lecture hall before he finished. ,F: Where did you go? ,M: I went to the library and borrowed some books and then watched some videos in the dormitory. Did you stay in the lecture hall all afternoon? ,F: Yes, another 3 professors gave speeches. Mark Lowcock, Heather Anewet and Jackson Lee.
(A) M: So only Professor Henry Hadley gave a speech yesterday, right? (B) M: I’m sorry, I didn’t understand. Could you repeat a little louder, please? (C) M: I can't believe that you listened 4 speeches yesterday morning. (D) M: I can't believe that you listened 4 speeches yesterday. Weren't you tired?
Example Output:
D