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: F: Uh, where do you think you're going? ,M: We're going to the new club, right? Oh, Man. I can't wait to get out on the dance floor and... ,F: Ha! You're not seriously going out like that, are you? ,M: Hey, you're just messing around with me, aren't you? Yeah, I know I look good. Just let me get my jacket. ,F: Jason, you look ridiculous. Your jeans are too tight, and they look like they were washed too many times, back in the 80s. And why are you wearing that funny hat? ,M: What? You've never heard of the New York Yankees? ,F: I'm a huge baseball fan. I know who the Yankees are, but why are you wearing that hat backwards? What are you 10 years old? And that jacket looks like a dead animal.
(A) M: I am afraid I did not quite catch what you were saying. Please repeat it. (B) M: I know you are crazy about baseball, but let's go to my parent's home first, OK? (C) M: Yes, I am crazy about baseball, too. Next time let's watch a baseball game together. (D) M: You are really crazy about fancy clothing brands. How about the Clippers hat I am wearing?

Output: C


Input: Consider Input: F: It's so nice to see the animals in large open spaces, closer to their natural environment. I wasn't expecting this. ,M: I know, some zoos can be disappointing. At least these animals seem happy.
(A) F: Really? You think some zoos can be exciting but I feel sad about the zoo. (B) F: Yeah, I agree with you. I also feel disappointed about the zoo and it's so bad to see the animals in large open spaces. (C) F: I didn’t hear you. Please could you tell me again? (D) F: OK, I see. You think some zoos can be disappointing but I feel impressed about the zoo.


Output: D