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: Did you hear about the fire at the department store? ,F: Yes, it's reported that the building is in ruins. ,M: That's right. It went up like a matchbox. There was nothing they could do to save it.
(A) F: I'm sorry, I didn't understand. Could you repeat a little louder, please? (B) F: Luckily the fire didn't destroy the buildings. (C) F: This matchbox is nice, but I haven't heard about the fire. (D) F: This fire is terrible.

Ex Output:
D

Ex Input:
F: Sunshine Hotel. Good morning, Barbara speaking. ,M: Hello. I'd like to make a booking please. I'm on a business trip, so I need a single room. ,F: OK, your name please. ,M: John Griffin. That's JOHNGRIFFIN. ,F: OK, I've got that down. Wait a minute. We already have your name. You've been here before, haven't you? Or it must be someone with the same name. ,M: I've stayed with you twice before.
(A) F: No wonder we have your name. Thanks for choosing our hotel again. (B) F: Oh, you used to work at this hotel? Glad to serve you this time. (C) F: Your boss has booked a room for you, Sam, so we have your name. (D) F: I didn't hear you. Please could you tell me again?

Ex Output:
A

Ex Input:
F: Hello, who's that? ,M: Hello, Mrs Black. I'm David. I'm coming to fix your TV set. ,F: Oh, come in please. ,M: But where is the TV? In the living room? ,F: No, not this one. This way please. It is laid in the bedroom. The old one which we bought when we got married. ,M: Oh, let me turn it on. Yes, it's really a little old, the scene is not clear. Why not change it? ,F: Well, it can mark the old days so I'd like to keep it. Can you help me make it better? ,M: Sure, I'll try my best. Perhaps it needs a new kinescope. Please wait for a moment.
(A) F: Well. I don't want to save money. I'm going to buy a new TV set. (B) F: OK. That new TV set helps me to remember the old days. (C) F: Just a minute! I do not quite follow what you are saying, would you mind repeating that? (D) F: Well. It can decorate the living room.

Ex Output:
C