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: F: It's 11 o'clock now. I wonder if Nick will come today. ,M: He was supposed to be here at 10:30. He said he would start at 10 o'clock. ,F: Why not give him a call?
(A) M: But he said he needs an hour to come here, and he would start at 10:30. (B) M: All right. He just needs half an hour to get here, but he still don't show up. (C) M: Yes. I thought he would reach here at 10 o'clock, because he just takes half an hour to reach here. (D) M: I am afraid I did not quite catch what you were saying. Please repeat it.

B