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: 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?

Ex Output:
A


Ex Input:
M: Please be careful with the collar because it is made of fur. ,F: Sure, Sir. We will dry clean it.
(A) M: I would like some medicine for my stomachache. (B) M: I am really sorry, I did not catch that. Would you slow down, please? (C) M: This is my first time coming to your laundry. Please take good care of my coat. (D) M: What kinds of shelves do you have in your furniture shop?

Ex Output:
C


Ex Input:
M: Hello, what can I do for you? ,F: Well, I have some difficulty sleeping. I often wake up at 3:00 o'clock in the morning and no matter how hard I try I just can't fall asleep again.
(A) M: I am afraid I did not quite catch what you were saying. Please repeat it. (B) M: As your doctor, I'm so glad that you sleep well every night. (C) M: As a professional shop assistant, I recommend this pillow for you, although you always sleep well. (D) M: Okay, I'm Doctor Lee and I'll give you some pills.

Ex Output:

D