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: Hi, Charles. Did you see the football game on TV last night? ,M: Hi, Laura. I wanted to watch it, but I couldn't. ,F: Oh, that's a pity. It was really exciting. Why couldn't you watch it? ,M: Oh, my wife wanted to see a new play.
(A) F: Yeah, the book we read yesterday night was very interesting. (B) F: What's the fun of seeing a new play alone? You should have watched the sports game with me last night. (C) F: I am afraid I did not quite catch what you were saying. Please repeat it. (D) F: Oh, I understand. How's the social event you attended last night?

Ex Output:
C


Ex Input:
F: Hello Ralph, it's mom. ,M: Oh, morning, mom! ,F: Ah, it's 1:45. It's not the morning at all. What are you doing anyway? ,M: Well, I'm going to make breakfast and check my email to see if anyone has responded to my advertisement for a new roommate. ,F: Right? ,M: What do you mean by "right"? ,F: Listen, who's willing to live with you? You cannot even take care of yourself. ,M: What are you talking about? I get up early every morning at 6 o'clock AM? ,F: Add about 6 hours to that.
(A) M: I usually get up a early in the morning.Dad. (B) M: I usually get up late in the afternoon. Dad. (C) M: I get up around midday just like my new roomate. What's the problem? (D) M: I didn’t hear you. Please could you tell me again?

Ex Output:
D


Ex Input:
F: So, Mark, you've decided to go into education. What made you decide to choose that field? ,M: I guess I just think it's the right choice for me. I used to have a part time job as a tutor and I really liked it. ,F: That's great. There are just a couple of things you should probably consider. First of all, you know you're not likely to get rich by teaching school. Right? ,M: Yeah, I know it's not a very high paying job. Helping people learn is just really satisfying for me.
(A) F: Alright, I'm glad to hear that you like your job! (B) F: Well, I'm glad to hear that you like your job, because being a doctor must be not easy. (C) F: I am really sorry, I did not catch that. Would you slow down, please? (D) F: Well, I guess you want to be a business man because you were once a private tutor of a business man's son, right?

Ex Output:

A