You will be given a definition of a task first, then some input of the task.
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.

F: Oh, what a beautiful cat! What do you think? ,M: I think I'd rather get a dog. Dogs are more faithful than cats.
(A) F: I don't agree. I don't think dogs like to keep clean. (B) F: Excuse me, could you repeat the question? (C) F: On the contrary, I think cats are more loyal than dogs. But this cat doesn't look good, let's not buy it. (D) F: You are right. There are stories that dogs spend their whole life waiting for their owners. Cats are not as loyal as dogs.
Output:
D