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: Is that your dog? He has been digging up my flowers and chasing my cat. ,M: It's my dog, but you must be mistaken. We keep him in the house all the time, except when we walk him in the park. There must be another dog that looks like him.
(A) F: Sorry. It must be another cat looks like yours. (B) F: Just a minute! I do not quite follow what you are saying, would you mind repeating that? (C) F: Sorry. I must have mistaken it for your dog. (D) F: Sorry. I must have mistaken the dog that bit me for yours.

C