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.

Example Input: M: Welcome to the Hilton. ,F: I'd like to check in.
(A) M: No problem. Please show me your passport and flight ticket. Do remember not to bring anything which is forbidden by the customs. (B) M: No problem. There is your key to the hotel room. (C) M: No problem. I will book a table for you so that you can have your dinner at our restaurant. (D) M: I am sorry. You spoke so rapidly that I did not catch the meaning of what you said. Could you repeat that?
Example Output: B

Example 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?
Example Output: C

Example Input: F: Sir, I think you left your baby in the car. That's not safe. ,M: That's my dog. I'm just going into the store for a few minutes. ,F: OK, but on a warm day like this, your car would be too hot for him very soon.
(A) M: So you mean I should let his dog out of the hot car, right? (B) M: Although you mean I should lock the car doors, I left nothing in the car. (C) M: I’m sorry, I don’t understand. Could you say it again? (D) M: Although you mean I should take my baby into the store with me, today isn't warm at all and my car would not be too hot for him very soon.
Example Output:
A