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.

Ex Input:
F: Have you heard that our boss wants Nancy to accept a 6-week job in Acapulco? ,M: She'll really like that, especially since all of her cost will be paid and she can practice her Spanish, too. ,F: Yes, but most of all, she'll get to spend her free time bathing in the sun on those lovely beaches.
(A) M: I am really sorry, I did not catch that. Would you slow down, please? (B) M: That is true. Nancy can bathe in the sun on the beach of China. (C) M: Right. Bathing in the sun is the main reason that Nancy enjoys her new job. (D) M: You are right. Nancy can practice her Spanish in Africa. She enjoys that.

Ex Output:
C

Ex Input:
M: Hey, Jenny, what's the matter? ,F: I was just online in a chat room with three Germans. They used a lot of idioms on purpose and I didn't understand, so I asked them what they meant. Then they started to ignore me and after a while I started to feel stupid. ,M: Oh, you shouldn't. Your German is really good. ,F: But it seems they were using their German ability to have fun with each other. They didn't really want to include me. ,M: Well, some people are like that. That's all. You can't let them bother you. One nice thing about chat room is that you can leave and go to another one.
(A) F: I agree with you. The advantage of the chat room is that you can make more friends. But you can't enter or leave freely. (B) F: I agree with you. The advantage of the chat room is that you can express yourself freely. But you can't enter or leave freely. (C) F: I agree with you. The disadvantage of the chat room is that you can enter and leave freely. (D) F: Just a minute! I do not quite follow what you are saying, would you mind repeating that?

Ex Output:
D

Ex Input:
F: Henry, it seems you really love the songs in workbook. ,M: Yes, all the albums are (?), none has happy more about mood, story, lyric ability, and the sweat. It was my favorite and remains my favorite.
(A) F: Excuse me, could you repeat the question? (B) F: Why don't you like the album? (C) F: Then let's talk more about the album. (D) F: But it seems you don't love the song in workbook.

Ex Output:
C