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: Consider Input: F: It's January and it's been raining the whole month. How long does the rainy season last here? ,M: About 4 months. It begins in early November and lasts until February.
(A) F: I am sorry. You spoke so rapidly that I did not catch the meaning of what you said. Could you repeat that? (B) F: The rainy season will end in November. (C) F: The dry season will end in February. (D) F: The rainy season will end in February.

Output: D


Input: Consider Input: F: Have you seen my cat? He is black with white feet. ,M: He was sitting on that grey fence an hour ago. I think he was trying to catch a bird.
(A) F: Are you sure that's my cat? My cat's main color is black. (B) F: So you mean my cat was sitting on that grey fence two hours ago. Are you sure that's my cat? My cat's main color is black. (C) F: My cat's main color is white, and its feet are black. (D) F: I’m sorry, I didn’t catch that. Would you mind speaking more slowly?

Output: A


Input: Consider Input: F: Next week is your birthday party. How exciting! What do you want for your birthday? ,M: Well, a car like yours would be fantastic. ,F: Hmm...Maybe not a car just yet. You're only turning 9, you know? How about a doll?
(A) M: Of course, a toy car would be great. I'm happy you didn't suggest a doll. (B) M: I am really sorry, I did not catch that. Would you slow down, please? (C) M: I can't believe that your first idea is to give a 19-year old man a doll as gift. (D) M: What? You mean you are going to buy me, a boy, a doll? I don't think I like it.


Output: D