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: Call your mom and tell her that we will be home later than expected. ,F: Um, we are in the tunnel now and the mobile phones' signals are dead.
(A) M: How do you know that your mom is in the area with poor signal reception? We are not in the tunnel now. (B) M: Can't you make a phone to your mom now, telling her that we will be home earlier? (C) M: Excuse me, could you repeat the question? (D) M: Do you think we should tell mom that someone is dead, even though the mobile phones' signals are good?

Ex Output:
C


Ex Input:
F: Hello, what can I do for you? ,M: Good afternoon. I'd like to send this package please. Can you help me? ,F: Of course. I'll just need some information for the delivery please. Who would you like the package delivered to? And the address? ,M: Jennings motor, 11 station road. ,F: Can you give me a contact name at the company please? ,M: That would be Eric George. No, wait a minute. Eric's on holiday this month. Now I remember. Tom's dealing with deliveries at the moment. Tom Smith. ,F: Got it. And what day would you like the package delivered? ,M: Well, today is Friday, and Monday is a bank holiday. so Tuesday would be fine.
(A) F: You package will be delivered on time although next Monday is a bank holiday. (B) F: Can you check the information so that you can get your package from Eric George next Tuesday. (C) F: Just a minute! I do not quite follow what you are saying, would you mind repeating that? (D) F: If you need express service you can received the package today.

Ex Output:
C


Ex Input:
M: I can't hear a thing over the music. We can't even talk. Let's go somewhere else for dinner. ,F: But, Dennis, the food will be here any minute. Why don't we just ask the waiter to turn down the music?
(A) M: I am really sorry, I did not catch that. Would you slow down, please? (B) M: The music is so loud. I couldn't bear it any more. (C) M: The food tastes so bad. Ew! (D) M: The music is loud and the food is terrible. How can such a restaurant like this survive?

Ex Output:

B