Definition: 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.
Input: M: I'm in trouble. I have to get these letters to the post office before it closes at 6:00 PM and it's almost 6:00 PM already. ,F: Take it easy, this clock is 20 minutes fast.
(A) M: I’m sorry, I don’t understand. Could you say it again? (B) M: That's really good. It's about 5:40 p.m. now. I still have 20 minutes left. (C) M: That's really good. It's about 5:40 p.m. now. I still have 50 minutes left. (D) M: That's really good. It's about 5:20 p.m. now. I still have 10 minutes left.

B