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: F: When will I get the decoration materials? ,M: Usually, we make the delivery every Tuesday afternoon. ,F: Well, I won't be at home then. I usually work in the afternoon, but you can put the materials in the downstairs bookstore. ,M: No problem. And what is your address? ,F: I live on the thirty-fourth Golden Street, Portland. ,M: OK, I have got all the information. ,F: And how much should I pay? ,M: With shipping charges, your total fare will be $96. Do you want to pay in cash or? ,F: I don't have enough cash now. Could I use Wechat Pay to give you the money? ,M: Certainly.
(A) F: I'll use Wechat Pay to give you the money. (B) F: I like to pay by cheque. (C) F: Excuse me, could you repeat the question? (D) F: Although it's convenient to pay by Wechat, I prefer to use cash.
Example Output: A

Example Input: F: Now Mr.Snow, what can you remember about the attack? ,M: Well, I was working late yesterday evening. ,F: What time did you leave your office? ,M: About 9:15? ,F: Are you sure? ,M: Yes, officer. I looked at my watch. ,F: What did you do then? ,M: Well, I locked the door and I was walking to my car when somebody hit me on the head. ,F: Did you see the attacker? ,M: No, he was wearing a stocking over his head. ,F: Tell me Mr.Snow, how did you break your leg? ,M: Well, when the doctors were putting me into the car, they dropped me.
(A) F: Honey, I'll call the police. (B) F: My workmate, don't worry. I'll call the police. (C) F: Just a minute! I do not quite follow what you are saying, would you mind repeating that? (D) F: Don't worry.  As a policewoman, I'll solve your problem.
Example Output: D

Example Input: F: Stay away from me! I don't want to talk to anyone now. ,M: But... ,F: No buts! Just leave me alone!
(A) M: You don't need to worry about your scores.  And I'm so glad that you want to talk to me now. (B) M: I’m sorry, I don’t understand. Could you say it again? (C) M: I'm so glad to see your smile. (D) M: I know you're angry with me right now. But please talk to me.
Example Output:
D