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: Did you hear the news? Reports say that drinking beer is good for your health. I really shouldn't have given it up. ,F: Come on, Peter. You are healthy as well without it.
(A) M: I used to be in poor health because of the beer. (B) M: I didn’t hear you. Please could you tell me again? (C) M: I didn't give up drinking beer so I am in poor health now. (D) M: I used to be a beer drinker, but now I give it up and I am in poor health.

Ex Output:
B


Ex Input:
F: When will the school play start? ,M: At 7 o'clock, but please arrive by 6:45. ,F: All right. I won't be late.
(A) M: You will be late, because the school play will start at 6:45. (B) M: Although the school play will start at 7:00, you will be late since it is 6:55 now. (C) M: I am really sorry, I did not catch that. Would you slow down, please? (D) M: The school play will start at 7:15, but we will be late.

Ex Output:
C


Ex Input:
F: Welcome to the parent teacher conference. So what is your child's name? ,M: Megan Jones.
(A) F: Great! You must be Megan's teacher. (B) F: Nice to meet you. Do you know where is Megan's father? (C) F: Nice to meet you, Megan's father. (D) F: Excuse me, could you repeat the question?

Ex Output:

C