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.

Input: Consider 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?

Output: D

Input: Consider Input: M: When will we meet at the cinema? ,F: Tom can leave school at 4:00 o'clock. I may get there at 5:00 o'clock. Let's say 6:00 o'clock.
(A) M: So let' meet at 6:00 o'clock. (B) M: So let' meet at 5:00 o'clock at the restaurant. (C) M: I'm sorry, I don't understand. Could you say it again? (D) M: So let' meet at 6:00 o'clock at the restaurant.

Output: A

Input: Consider Input: M: If you can make up your mind about the colour, I can start on the outside of your house next Monday. ,F: Well, right now I think I want white for the door and light green for the wall, but I haven't decided yet.
(A) M: As a house painter. I have to say your tastes are good. (B) M: I'm sorry, I didn't understand. Could you repeat a little louder, please? (C) M: You can paint it yourself as a house painter. (D) M: I don't think it is a great idea to paint white for the wall as a cleaner.
Output: A