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: Cindy, how are you getting along with the translation work? ,M: I have written and rewritten so much that I don't know if I'll ever get it finished.
(A) F: Don't be discouraged. Your translation can be done well. (B) F: I’m sorry, I don’t understand. Could you say it again? (C) F: You are so satisfied with your translation work, right? (D) F: Don't feel so sad about that your written work is not good enough.
Example Output: A

Example Input: M: What's wrong with you, Lucy? ,F: Our dog Rusty is lost. Someone left the backyard gate open and he got out. My daughter is so upset right now. ,M: Have you called the local dog shelters? ,F: Well, they haven't seen him. They said they would call me if they find our dog, but I don't expect miracles. It's 2 days and... ,M: We can always look for miracles. Does he have any identification on him? ,F: He's wearing his sweater. He's brown with white spots and... Sorry, 'm not thinking straight. You know, he's a big part of our family. We got him when he was a little puppy. I'm just worried he was stolen or is injured somewhere. ,M: I understand. I used to pet dogs, too. Let's walk around the neighborhood. Hey, look! There he is. ,F: Rusty! Come here boy! Oh, Glenn, I can't thank you enough. I owe you a big favor.
(A) M: I didn’t hear you. Please could you tell me again? (B) M: You are welcome. I am so glad that we found Rusty. (C) M: Honey, don't be too worry, the local cat shelter called me ten minute ago. (D) M: Don't worry. One of our classmates runs a pet shop. You can go there and find a new cat if you want.
Example Output: B

Example Input: M: How have you been enjoying your trip in this city so far? ,F: It's been great, you know. I have never seen better cinemas in parks before.
(A) M: You may have a bad memory. There are no movies in the park. (B) M: I am so happy you can enjoy your trip. (C) M: I am afraid I did not quite catch what you were saying. Please repeat it. (D) M: I like the decoration of this cinema.
Example Output:
B