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: So David, you don't like sports. ,M: Well, I like sports, but I'm just not keen on sports programs. You know, I would usually rather watch a movie or some kind of history program. ,F: Oh, ok, so you're into history? ,M: Oh yes, I like studying the history of the countries that I have visited. It makes it more interesting when I go sightseeing. ,F: Ok, which countries have you visited? ,M: I been over a good bit of Europe. Ah, Mexico, Peru. I spent almost a year in Egypt and I went to Israel, Jordan and now I'm here in Japan. I've been in Japan for a year and a half, and while I have been here, I visited Korea for about a week.
(A) F: Yes, a week or so in Egypt is too short. But it amazes me that you've never been to Europe. (B) F: You mean you stayed in Korea for one year and went to Egypt for one and a half year? Cool. (C) F: So you spend one year in Egypt and another one in Japan? It seems you really like travel. (D) F: I’m sorry, I didn’t understand. Could you repeat a little louder, please?
Example Output: D

Example Input: M: Was that the telephone ringing? ,F: I didn't hear anything. ,M: I thought I heard it ring 2 or 3 times. ,F: Sometimes when the windows are open, you can hear the neighbor's phone. ,M: Well, I'm expecting an important phone call and I don't want to miss it.
(A) F: Relax. You're so nervous. You already missed the important phone call. Maybe you should call them back. (B) F: I’m sorry, I didn’t understand. Could you repeat a little louder, please? (C) F: Relax. You're so calm. You should be nervous in case you miss the important phone call. (D) F: Relax. You're so nervous. You should be more calm to wait for the important phone call.
Example Output: D

Example Input: F: Adam, I called your home this morning but I couldn't get through. Was there anything wrong with your phone? ,M: I was at an art exhibition. I had it turned off before I entered the exhibition hall.
(A) F: So you didn't bring your phone when you go to the cinema this morning. (B) F: I’m sorry, I don’t understand. Could you say it again? (C) F: Alright. I understand it's a manner to turn off phone at an exhibition. (D) F: I see, Tom. You couldn't answer because your phone was somehow broken.
Example Output:
C