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 thought you were from the United States, Mary. ,F: That's not surprising, but I come from London.
(A) M: Let's have dinner before you leave for America. (B) M: I never know that you are from London. (C) M: You come from London, just as I thought. (D) M: I’m sorry, I didn’t understand. Could you repeat a little louder, please?

B