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: Welcome to Shanghai. May I see your passport and papers, please? ,F: OK, here you are.
(A) M: I didn’t hear you. Please could you tell me again? (B) M: Ok, the check is successful. Please go to the security check area. (C) M: Ok, the check is successful. Welcome to Beijing airport next time. (D) M: Sorry, sir. Our supermarket in Beijing does not provide passport replacement service, please go to the relevant government department.

B