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.

Input: Consider 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.

Output: A


Input: Consider Input: M: Excuse me, Miss Ames, can I ask you something? ,F: Sure, John. Ask me anything. ,M: OK, would you please oil your door? ,F: What? ,M: You always come home so late. And whenever you open the front door, it makes a lot of noise. ,F: What do you mean late? I come back around 11:00. That's not late at all. ,M: Well, you spend hours after that going in and out, in and out, until my head feels ready to burst.
(A) F: Yes, I'm sorry to hear that. I usually come home late at night. (B) F: No. I never come home late at night. (C) F: No. You're bullshit. I usually come home in the middle of the day. (D) F: I am sorry. You spoke so rapidly that I did not catch the meaning of what you said. Could you repeat that?

Output: A


Input: Consider Input: F: I saw an ad for a medical assistant job the other day and I thought you should apply. Or did you say you wanted something more related to technology? ,M: I'm actually looking for a job in education. Medicine and technology don't interest me much.
(A) F: Okay. I see. You are interested in education. So, the ad I saw for a account assistant job the other day is useless. (B) F: I didn’t hear you. Please could you tell me again? (C) F: Oh, really? You are actually looking for a job in science but you are interested in medicine? (D) F: Really? You are not looking for a job in education because you are interested in technology?


Output: B