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.

M: Maybe it was the fish or meat we ate. ,F: Yes, it might have been. ,M: Or the soup. ,F: No, it couldn't have been the soup because I didn't have any.
(A) M: Let's stop talking about the division of housework. We have already had a clear division. (B) M: You had the soup, so the cause must be the it. (C) M: Excuse me, could you repeat the question? (D) M: Yes. The soup can't be the cause of our discomfort.
Output:
D