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: What's wrong with you, Lucy? ,F: Our dog Rusty is lost. Someone left the backyard gate open and he got out. My daughter is so upset right now.
(A) M: Oh, how terrible it is! Have you called the police or check CCTV around to find who stole Rusty? (B) M: Thank god that you shut the backyard gate everyday, or Rusty could get lost. (C) M: When did you find that the front door was left open? (D) M: I am sorry. You spoke so rapidly that I did not catch the meaning of what you said. Could you repeat that?

D