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: Professor Hopkins, may I have a word with you? ,M: Sure, Meg. What's up? ,F: I gotta see for my report. I am wondering what I have done wrong. You know I have put a lot of time and energy to the report. ,M: Well, Meg. I understand you have made much effort on their report. Maybe that's why you are 2 days late to hand in the report. The due date is September third. ,F: Yes, professor. I am sorry about that. ,M: And this report is about the success of the Starbucks Coffee. In your report you have mentioned the company's management, selection of stores and service, but I am surprised that you didn't mention anything about its coffee. It's a coffee shop, Meg! Isn't the taste of its coffee the most important thing to its success?
(A) F: I guess you are right professor. The taste of its coffee is the most important to Starbucks. (B) F: I guess you are right professor. The management is the most important to Starbucks. (C) F: Well, I don't think that its management is the most important, but the taste of its coffee is. (D) F: I’m sorry, I didn’t understand. Could you repeat a little louder, please?

Ex Output:
A


Ex Input:
F: I know you pay a lot of attention to exercise in your daily life. Could you tell me something about exercise? ,M: OK. I'm just interested in exercise. The importance of exercise is nothing new. Thomas Jefferson once wrote that to be successful and academic studies, a person should give about 2 hours everyday to exercise. ,F: 2 hours every day? I can't do that. ,M: Most experts today do not demand 2 hours of daily exercise. They recommend that people get 60 minutes of moderate to vigorous physical activity most days of the week.
(A) F: Well, I see, jogging for 2 hours everyday is pretty challenging, but I'll have a try. (B) F: Well, I don't think doing exercise for 1.5 hours every Monday is tough. (C) F: Okay, reading for 1 hour everyday is not hard, I think I can do that. (D) F: Excuse me, could you repeat the question?

Ex Output:
D


Ex Input:
M: Hey, Sarah. This year I'm going to the rock festival for all three days. ,F: Oh, lucky you, Leo. Are you going with your cousin again? ,M: Not this year. My brother has promised at take me there now. My sister is too busy with her college work. ,F: How will you get there? ,M: We want to drive but dad said no and it's too far from the city for us to cycle there. But there are special buses so we'll use those. ,F: What do you have to take with you? ,M: Just a tent in clothes really. We'll need lots of water but we'll buy that an all our meals there. Hey, come with us.
(A) F: I am really sorry, I did not catch that. Would you slow down, please? (B) F: Yes, a tent in clothes is useful at the festival. (C) F: So you will take drinks with you to the concert. (D) F: I don't think you have to take food with you.

Ex Output:

B