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: I'm really surprised you got an A on the test. You didn't seem to have done much reading. ,F: Now you know why I never missed the lectures.
(A) M: I am sorry. You spoke so rapidly that I did not catch the meaning of what you said. Could you repeat that? (B) M: Wow! You have reviewed all the notes? No wonder why you got an A on the test. (C) M: So you mean that you have attended every lecture and it helped you get an A on the test? (D) M: So you mean that you have attended every lecture but it didn't help you to improve your grades?

Ex Output:
C


Ex 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?

Ex Output:
D


Ex Input:
F: I'm sorry to bother you dad but I need some help. ,M: What's wrong? ,F: I need $200. I want to buy an iPad 4, but I don't have enough money. ,M: Don't you have an iPad? ,F: Yes, but it's an iPad 3. I want an iPad 4. ,M: I'm sorry honey but I don't think I can help you this time. If you do want an iPad 4, go to find a part time job.
(A) F: Thank you, I'm happy that you agree to lend me your iPad 4. (B) F: Thank you, I'm happy that you are interested in me buying an iPad 3. (C) F: I am afraid I did not quite catch what you were saying. Please repeat it. (D) F: Since you refuse to lend your iPad 3 to me, I'll ask my friend instead.

Ex Output:

C