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:
M: Jane, would you mind turning down the music? ,F: Why? I thought you would like to listen to some music while working. ,M: Yeah, but you know, jazz and classical are not really my thing. I prefer folk.
(A) F: Really? But I remember you really like jazz. (B) F: I am afraid I did not quite catch what you were saying. Please repeat it. (C) F: But you always say that classical music is your favourate! (D) F: OK, I will change the folk music to jazz.

Ex Output:
B


Ex Input:
M: What a nice garden! Look at these flowers. ,F: That would be a good shot. Can you take my picture here, dear? Please try to get the garden in the frame as well. ,M: Alright. Would you please stand closer to the flowers? Good. Smile. Say cheese. OK, got it. That's terrific. ,F: Thanks. Could you take one more from this angle? ,M: No problem. Got it! ,F: Now let's take one together. ,M: Do you know how to set it to take a picture of the 2 of us? ,F: Let me see. We just push this button. OK, come here! ,M: OK. Here I come! ,F: Cheese! ,M: Did it come out? ,F: Yes, but it's a little dark. ,M: Never mind. Let's go to the falls and try again. ,F: OK, let's go.
(A) M: Ok, you stand in front of the garden. I'll take a picture of you (B) M: I am afraid I did not quite catch what you were saying. Please repeat it. (C) M: Ah! Stand near the falls. It's perfect for taking pictures. (D) M: Please stand near the falls, I'll take the third photo of you.

Ex Output:
C


Ex Input:
F: What do you think of your new life in college? ,M: Well, it is very nice. There are many clubs in the college, such as dancing clubs, painting clubs and football clubs. ,F: Have you joined any clubs? ,M: I have joined a chess club. You know, I am very fond of playing chess.
(A) F: I am really sorry, I did not catch that. Would you slow down, please? (B) F: Oh, you've been in the college football club for years. (C) F: You dislike chess, but you still join a chess club. Cool. (D) F: Wow, you join a chess club. That suits your interest.

Ex Output:

D