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: M: The guests are leaving for New York today on the 10 o'clock flight. We need someone to get them to the airport on time. ,F: But my car is under repair now. I think I'll have to call a taxi.
(A) M: The guests are leaving for New York by car. (B) M: The guests are leaving for New York by air. (C) M: I am sorry. You spoke so rapidly that I did not catch the meaning of what you said. Could you repeat that? (D) M: The guests are leaving for New York on the 11 o'clock flight.
Example Output: B

Example 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.
Example Output: C

Example Input: F: Hi, do you live around here? ,M: Yes, I grew up on this street actually. ,F: So you know every part of this neighborhood then. ,M: Yes, I know it pretty well, are you new here? ,F: Yes, I'm looking for my client's office. I think it's somewhere in this neighborhood. The address is 145 Renew Street.
(A) M: Sorry, I can't help you to meet your old neighbor, because I am new here, too. (B) M: I am afraid I did not quite catch what you were saying. Please repeat it. (C) M: 541 Renew Street is over there, you can take a look if your new office is there. (D) M: Sorry, I don't know this neighborhood well, so I can't help you find meet your client.
Example Output:
B