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.

Ex 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?

Ex Output:
C


Ex Input:
M: Is my car ready yet? ,F: I don't know, Sir. What's the license number of your car? ,M: It is LFZ312G. ,F: When did you bring it to us? ,M: I brought it here 3 days ago. ,F: Aah, yes. I remember now. ,M: Have your mechanics finished yet? ,F: No, they're still working on it. Let's go into the garage and have a look. The sound of walking. Isn't that your car? ,M: Well. It is my car. ,F: Didn't your wife have a crash? ,M: That's right. She drove it into a lamppost. My sister was injured. Can your mechanics repair it? ,F: Well, they're trying to repair it, Sir. But to tell you the truth, you need a new car.
(A) M: It's a relief to know that my car was repaired easily. Since it's ready, I'll drive it home. (B) M: Really? You will buy a new car for me to replace the broken one, darling? I feel happy. (C) M: I’m sorry, I don’t understand. Could you say it again? (D) M: Oh, I understand. You mean my car was too seriously damaged to be easily repaired.

Ex Output:
D


Ex Input:
F: What are you doing on the computer, John? You are smiling. Are you watching a film? ,M: No, mom. Christmas Day is coming. I am looking for some lovely cards for my friends. ,F: You mean you won't buy cards from shops?
(A) M: Yeah, I'm looking for cards on the computer for my friends. (B) M: Yeah, I'm watching TV on the computer. (C) M: Yeah, I'm looking for cards on the computer for my teachers. (D) M: I’m sorry, I didn’t catch that. Would you mind speaking more slowly?

Ex Output:

A