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: You can speak German? Where did you learn it? ,M: I used to live in Germany with my mother when I was little.
(A) F: So you acquired German when you lived in Germany. (B) F: I didn’t hear you. Please could you tell me again? (C) F: Oh, you are a German, so you speak fluent German. (D) F: You and your dad used to live in Germany? Now I understand why you speak German.

Output: A


Input: Consider Input: M: At first, I thought this shirt was yellow, but now it looks green to me. ,F: You were right the first time. It's the blue light in the store that makes everything look different.
(A) M: Right, I like the light blue color of this shirt. (B) M: I guess so. This should be a beautiful authentic yellow shirt. (C) M: I’m sorry, I don’t understand. Could you say it again? (D) M: I know it's because of the red lighting. It's doesn't look yellow at all now.

Output: B


Input: Consider Input: M: I want to ask you to go to the movies. ,F: I don't like to go to the movies. It's noisy there. Let's go to the coffee shop then.
(A) M: Great, see you at the cinema. (B) M: Excuse me, could you repeat the question? (C) M: I agree, let's go to the cafe instead of going shopping. (D) M: OK, let's meet at the coffee shop.


Output: D