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: What do you plan to do tomorrow? ,M: I have no plan. Maybe just stay at home and read a book. ,F: The weather report said it would be fine tomorrow. What about going on a picnic? ,M: Just you and me? ,F: No, I have invited my friend Sarah and her boyfriend. ,M: Why not? I love going on picnics. ,F: Great. What about picking you up at 10 o'clock tomorrow morning? ,M: OK.
(A) F: Since you'll take the bus, let's meet at the station. (B) F: So you and your girlfriend Sarah will walk there? Fine. (C) F: I will arrive to your home at 11:00 and drive you there. (D) F: I am afraid I did not quite catch what you were saying. Please repeat it.

Ex Output:
D


Ex Input:
F: What's in your hand, Bob? ,M: It's a German textbook. I'm learning German now. ,F: But aren't you also learning French? Don't tell me you're learning them at the same time. ,M: Well, that's exactly what I'm doing now.
(A) F: Learning one language is good. Is it a Chinese textbook in your hand? (B) F: Are learning two languages namely Chinese and French? You are not learning French, right? (C) F: I didn’t hear you. Please could you tell me again? (D) F: How can you learn three languages at the same time? But you don't choose to learn French.

Ex Output:
C


Ex Input:
M: Hi, Jesse, I thought you'd be on your way to work by now, are you taking the day off? ,F: No no. I don't have to leave home so early, since I started traveling by subway. ,M: Oh, is that so? ,F: Yes, I can spend an extra half hour in bed. Have breakfast at home and still be on time for work. It's really very good. I mean, this subway. ,M: Isn't it expensive? ,F: Well, yes, a bit, but it's so convenient. My office is not far from the station there. ,M: You seem to be completely sold on the subway. ,F: You'd feel the same as I do if you had to wait in line in all kinds of weather for buses and taxis, sometimes. ,M: I suppose so.
(A) F: I’m sorry, I don’t understand. Could you say it again? (B) F: My office is far away from the subway station. (C) F: I don't have to wait for buses and taxis in bad weather. (D) F: I don't have to wait for buses and taxis in bad weather, but the subway is not convenient for me.

Ex Output:

C