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: Nice to see you, Mary! Come in, please! ,F: Thank you Tom, but I am afraid not now. I've come only to return the book borrowed from you. ,M: Wonderful. I've been waiting for you a long time and longing to know what you think of it. ,F: It is very interesting and I've learned a lot from it. ,M: Well, so it is with me.
(A) F: I’m sorry, I didn’t catch that. Would you mind speaking more slowly? (B) F: It is very boring. (C) F: You are interesting. (D) F: It's just so-so.

Ex Output:
A


Ex Input:
F: Does this bus go to the train station? ,M: No, you'll have to get off at the bank and take another bus. ,F: How long is the ride? ,M: About 10 minutes.
(A) F: Okay, so could you please help me to check my deposits now, since you are the bank clerk? (B) F: Thanks, I need to get on my train right now. See you soon. (C) F: Okay, I'll get off at the train station since this bus will take me there. (D) F: I’m sorry, I don’t understand. Could you say it again?

Ex Output:
D


Ex Input:
F: Hello, I'm from the students' union. We're doing a survey of students' eating habits. Would you mind if I ask you a few questions? ,M: Not at all. ,F: What's your favorite food? ,M: Hamburgers and french fries. ,F: What's your least favorite food? ,M: I never eat carrots and fish. ,F: How many meals do you have a day? ,M: Well, I always oversleep, so I never have breakfast. And I'd probably just have a chocolate bar and hamburgers for lunch. So I don't sit down for a meal till evening.
(A) F: Alright, so you pay most attention to your breakfast, and as you said, you never oversleep. That's a good habit, right? (B) F: Well, so you pay most attention to your lunch, as you said, you usually eat a lot of healthy food for lunch. That's really good. (C) F: I’m sorry, I don’t understand. Could you say it again? (D) F: Okay, so you usually pay most attention to your supper, that is reasonable, because you never eat breakfast and lunch.

Ex Output:

C