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: I'm sorry, but I really must go now as it's getting dark. Thank you very much for the delicious meal. ,M: I'm glad you enjoy it. Thank you for coming. Please drop in when you have time.
(A) F: Thanks for your meal. It was delicious. (B) F: Sure. I am glad that you had a good time in our home. (C) F: I am afraid I did not quite catch what you were saying. Please repeat it. (D) F: Let's go home now. The restaurant is not so well.
Example Output: A

Example Input: M: I got some bad news today, the store where I work is laying off staff. ,F: Are they going to let you go?
(A) M: Unfortunately, maybe they will let me go. (B) M: I can keep my job. The store where I work will lay off staff days later. (C) M: Don't you want to hear my bad news? (D) M: I’m sorry, I don’t understand. Could you say it again?
Example Output: A

Example Input: M: Hello. Is Mister Williams there, please? ,F: I'm sorry, my husband isn't home right now. Could I take a message? ,M: My name is Pete Anderson. I'm calling about the company basketball match. Could you ask your husband to give me a call?
(A) F: OK. I will call you later. (B) F: Excuse me, could you repeat the question? (C) F: I'll pass on your message to your company. (D) F: I'll pass on your message to my husband.
Example Output:
D