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: One ticket to Chicago, please. ,M: Yeah, Ok, that's $24.00. ,F: Does this one have a dining car? ,M: Yeah, there is a dining car and a snack bar. Here's your change. ,F: Thanks.
(A) M: Why isn't there a dining car? We are on the train, aren't we? (B) M: So although we are in the dinning hall, there is no snack bar, right? (C) M: Why isn't there a dinning hall in the ticket office? (D) M: I am sorry. You spoke so rapidly that I did not catch the meaning of what you said. Could you repeat that?

Ex Output:
D

Ex Input:
F: What's the story about your new movie? ,M: It's about a police man. And I play the part. He has to catch the killer. The movie has some frightening scenes. But I hope the audience won't be too frightened to go to the movie theaters.
(A) F: So you are the one who plays the police man in the movie. (B) F: You have played a good police man in the TV show. (C) F: I am afraid I did not quite catch what you were saying. Please repeat it. (D) F: Playing a thief in the TV show must be hard for you.

Ex Output:
A

Ex Input:
M: Susan, I was shocked to hear about your husband's illness. I'm so sorry. ,F: Thanks. I appreciate your sympathy. I hope he'll be alright, but this is his second heart attack in 5 years. He is not very strong physically. ,M: I understand how worried you must feel, but I'm sure things will come out all right. Is there anything I can do for you? I'll be glad to look after the kids while you go to the hospital. ,F: Thanks a lot. I might take you up on it tomorrow if you don't mind.
(A) M: Not at all. I'm happy to hear that he is out of danger. (B) M: My pleasure, take it easy,although he is under treatment, he is very strong physicially. (C) M: I'm sorry, I don't understand. Could you say it again? (D) M: You are welcome. I am so sorry that he is dying fast.

Ex Output:
C