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:
M: So what do you want to do tomorrow? ,F: Well, let's look at this city guide here. Huh, here's something interesting. Why don't we first visit the Art Museum in the morning? ,M: OK. I like that idea. And where do you want to eat lunch?
(A) F: I don't know. Since we don't have a city guide, let's go to the park tomorrow morning. (B) F: I'm looking forward to going to the art museum tomorrow. (C) F: I am sorry. You spoke so rapidly that I did not catch the meaning of what you said. Could you repeat that? (D) F: Although we don't have a city guide, it's a good plan to go to the art museum tomorrow morning.

Ex Output:
B


Ex Input:
M: Hello, 75610. ,F: Hello, Dennis, are you still coming to lunch on Saturday? ,M: Well, you know, I'm having a party in the evening. I'm going shopping for it in the morning, so there isn't much time. ,F: Never mind. Well, come to tea on Sunday. ,M: And there's a special TV program I want to watch. I think it's on at about 5:30. ,F: That's alright. Come and watch it here. I'll make one of my chocolate cakes. ,M: Who can resist your cakes? Fine, tea on Sunday then.
(A) F: You will make cake for me? That's wonderful. (B) F: I’m sorry, I didn’t understand. Could you repeat a little louder, please? (C) F: Nice! Come to tea with us on Sunday and bring your cake. (D) F: Great! Come to have tea with us on Sunday.

Ex Output:
D


Ex Input:
M: Have you got everything for the new flat? ,F: Well, I've got most things, a bed and a sofa. But I'd like to get a comfortable chair to go with my desk.
(A) M: You need a comfortable desk to go with your chair. (B) M: You need a comfortable chair to go with your desk. (C) M: Just a minute! I do not quite follow what you are saying, would you mind repeating that? (D) M: You need to get an old chair for the old flat.

Ex Output:

B