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: Have you chosen the music for the party yet? ,M: I was going to just let people bring their own. ,F: Oh, I don't think you should do that. One person needs to be in charge. Otherwise, people will start disagreeing. Sony's really good at music. You could ask her. ,M: OK. Have you got her number? ,F: Yeah, it's on my mobile. I'll text it to you.
(A) M: You have helped me prepare for the party. The party is a great success. (B) M: Thank you for asking Sonia for the information of the party. (C) M: I know Sony's phone number, but thank you for offering to tell me. (D) M: I didn’t hear you. Please could you tell me again?

Ex Output:
D


Ex Input:
F: Tom, your training to be a technical advisor at digital superstore. What hours do you work? ,M: Well, I work part time on Saturdays 9:00 till 3:00 and Sundays 11 till 5. ,F: OK. So what do you do exactly? ,M: Basically I'm just here to help people with any problems so I meet customers when they come into the store and talk to them. I advise them about the best things to buy. I don't actually take the money. I just help people decide what to buy.
(A) F: So you basically offer advice to customers, right? (B) F: Why do you work seven hours a week on Saturdays when you're basically giving advice to customers? (C) F: I’m sorry, I didn’t catch that. Would you mind speaking more slowly? (D) F: You basically take money from customers, so why do you work nine hours every Saturday?

Ex Output:
A


Ex Input:
F: What did you do in the summer holidays, Henry? ,M: Oxford. As millions of tourists in the summer, so it was easy for me to find a job there.
(A) F: Yes, it must have a lot of work opportunities there. (B) F: You have been admitted to Oxford? (C) F: Why do you want to travel Oxford? (D) F: I didn’t hear you. Please could you tell me again?

Ex Output:

A