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 happened here? ,F: Our lock was broken, honey. Somebody broke into our house. ,M: Oh, that was me. ,F: You? What? What the hell are you talking about? ,M: I left my keys inside so I had the log broken. ,F: But you can't leave with an open door. ,M: I have got to buy a new lock, plus the security guard won't let any stranger in. ,F: Oh, you are always a troublemaker.
(A) M: Don't worry. I'll get a new lock. We will be safe. (B) M: Don't worry. I'll open the door. The police will come soon. (C) M: Just a minute! I do not quite follow what you are saying, would you mind repeating that? (D) M: Don't worry. I'll get a new lock because we don't have the security guard.

A