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: Paul, let's talk about your work experience in South America. What took you there? Was it to improve your Spanish? ,M: Well, I just wanted to find out more about the way people lived there. My spoken Spanish was already pretty good. In fact, I ended up teaching English there.
(A) F: So, your spoken Spanish was not pretty good and you went to South America in order to study English? (B) F: So, you ended up teaching Spanish there and you went to South America to learn about local life? (C) F: Wow, you went to South America to learn about local life? That's great! Let's talk more about your experience! (D) F: Excuse me, could you repeat the question?

Output: C


Input: Consider Input: M: Wow, this dance is surely cool. There are so many people here. Uh, what's your name? ,F: Susan, Susan Dawes. You really don't know who I am? You sit behind me in geography class. ,M: Oh yeah, you're right. I guess I'm just used to looking at the back of your head, not your face. ,F: Are you OK? You're so nervous. ,M: I'm sorry for my strange behavior. I don't know why I pretended I didn't know who you were. I just didn't know how to start the conversation.
(A) F: It's okay, you behaved cool just now. (B) F: So every time you don't know how to start a conversation, you behave awkward, right? (C) F: Never mind, you are polite. (D) F: I’m sorry, I didn’t catch that. Would you mind speaking more slowly?

Output: B


Input: Consider Input: M: Hello, reservation desk. How can I help you? ,F: I'd like to book a room. ,M: And what kind of room would you like ma'am? And we got single rooms, double rooms, standard rooms, sweets and Delux sweets. ,F: What's the rate for a standard room? ,M: $79 a night. ,F: I'd like a standard room.
(A) M: Oh, I see. You would like a standard room, right? (B) M: I am really sorry, I did not catch that. Would you slow down, please? (C) M: Okay, sir. You like a single room, right? (D) M: Oh, you would like a standard room and the rate for a standard room is 97$ a night.


Output: A