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: F: I think I should use the bathroom before we go. It's a long drive to the countryside. ,M: Yes, but there are plenty of rest stops along the highway. ,F: I know. I guess this is why driving is much more convenient than taking a bus or train.
(A) M: There is no rest stop along the way. It would be too tired for you. I'll drive. (B) M: I am sorry. You spoke so rapidly that I did not catch the meaning of what you said. Could you repeat that? (C) M: Which bus should we take? (D) M: We take the train to the countryside. I've booked the tickets.
Example Output: B

Example Input: M: Can I help you Madam? ,F: Yes, thank you. I seem to have lost my room key. ,M: Take it easy. You can go to the front desk to get the spare one.
(A) F: Thank you. I'll go to the front desk and get the spare key right now. (B) F: I am afraid I did not quite catch what you were saying. Please repeat it. (C) F: Okay, I won't leave the office until you give me the spare car keys. (D) F: Thank you so much for helping me check in.
Example Output: A

Example Input: M: Did you see that new play at the Odeon Theater? ,F: I saw about half of it. It was so boring and strange. I got up and left. ,M: If I didn't know better, I'd say we saw different plays.
(A) F: Why did you disagree with me and think the new play was interesting? (B) F: You also think that the new play was boring, right? (C) F: I am afraid I did not quite catch what you were saying. Please repeat it. (D) F: So you think the old play was interesting but not the new one, right?
Example Output:
A