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.

Input: Consider 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.
(A) F: Oh, you saw Mark Lowcock's speech. Why do you like his speech? (B) F: Oh, you saw Heather Nauert's speech. Why do you like it? (C) F: I am really sorry, I did not catch that. Would you slow down, please? (D) F: Oh, you saw Henry Hadley's speech. Why don't you like it?

Output: D

Input: Consider Input: M: We've just moved into a new house. ,F: Really? Congratulations. ,M: Thank you. I think we want to buy a new television set. ,F: What kind of television do you want to buy? ,M: A color TV set, of course. But I'm not sure about the size. Maybe we should buy a big one. If we buy a small one, we might have to exchange it in a few years for a bigger one. That would be a waste of money. What's your opinion? ,F: In my opinion, I don't think it's necessary to buy a very big one.
(A) M: Why do you think we should get a small TV set but now a big one? (B) M: Yeah. We should buy a small TV set and change it in the future. (C) M: I agree with you. We should buy a big TV set instead of a small one. (D) M: Excuse me, could you repeat the question?

Output: A

Input: Consider Input: F: Good morning, sir. What can I do for you? ,M: I'm Bell in room 908. Can you change the room for me? Wy wife was woken up several times by the terrible noise at night, she said it was too much for her. ,F: I'm really sorry sir. Room 908 is at the end of the corridor. It's possible that the noises heard early in the morning.
(A) M: I didn't hear you. Please could you tell me again? (B) M: Really? You mean it's possible that the noises heard early in the evening? Oh, we are living in Room 890. (C) M: So, as we are living in Room 908, it's impossible that the noises heard early in the morning? (D) M: So, as we are living in Room 908, it's possible that the noises heard early in the morning?
Output: D