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.

Example Input: M: Hello, computer consultants. ,F: Hello, I'm interested in the Nova computer. ,M: The basic model or the basic plus? ,F: Which one is more suitable for a small restaurant? ,M: Well, it depends on what you really need. Both of them have the latest and greatest hardware. ,F: Well, we do need a wide range of software. ,M: Then I think you should consider the basic plus.
(A) F: Just a minute! I do not quite follow what you are saying, would you mind repeating that? (B) F: Please give me more information about the basics plus model. (C) F: I don't need computer, but you're welcome to our restaurant. (D) F: I'm not interested in Nova, but I want to buy a Supernova one.
Example Output: B

Example Input: F: Is this Mister Brown's office? ,M: Yes, but he's gone out. Did you tell him beforehand about your coming? ,F: Yes, I found him yesterday and he told me to come here at 9:00 today, it's almost the time now. How soon will he be back? ,M: Well, maybe before 10:30. In fact, I'm waiting to see him too. When I arrived at about 8:00, only his secretary was here. She's gone to the copy shop to have a form copied.
(A) F: I’m sorry, I didn’t understand. Could you repeat a little louder, please? (B) F: What? You mean you saw his secretary went out to apply to study abroad at about 9:00? (C) F: I wonder why she went out to copy at 9:00. Don't they have a copying machine in their office? (D) F: But why did she have to go out to contact Mr. Brown? He is in his office for the whole morning.
Example Output: A

Example Input: F: What's up? You look a bit down. ,M: I got my results this morning for my end of year exams. ,F: Ohï¼dearï¼not good news then? ,M: No, no. I failed physics. ,F: Oh no, I'm sorry. What happened? I thought you revised really hard for it. ,M: I did, but the questions weren't what I expected. I tried to answer them, butâ¦ ,F: Can you retake it? ,M: Yeah, but I'll have to take the course again next year. ,F: What? Wait, you have to repeat the whole year?
(A) M: No. I don't need to retake the course, but I do need retake the exam next week. (B) M: No. Since I can't retake the course next year, I need to find a good tutor tomorrow. (C) M: I’m sorry, I don’t understand. Could you say it again? (D) M: Yeah. I will take the course again next whole year. I am so frustrated!
Example Output:
D