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 think I want to go back to school, Paul. ,M: Well, that's a nice idea, Cindy. But what would you study? ,F: I'm not sure. I've always been interested in psychology. I think I'd do really well.
(A) M: I am sorry. You spoke so rapidly that I did not catch the meaning of what you said. Could you repeat that? (B) M: I also think it would help you writing. Go ahead! I support you my bro! (C) M: Are you sure, my daughter? Can you really get good grades? (D) M: Oh honey! Sure you can get good grades, I trust you so much!
Example Output: D

Example Input: F: Eddie, you've got to come over and see my parrot. It's learning so many words now. ,M: Really? Last time I saw him all he could say was something that sounded like hello. ,F: Well, now, he can a sing a song too. ,M: Which song did you teach him? ,F: Calorie. You know that popular song by a group of girls right? Actually I didn't teach Goby the words. I was dancing to the song on the radio and he just picked it up. ,M: That's a pretty smart bird. I'll come over after school today. Let's take a video of him and put it on line.
(A) F: I’m sorry, I don’t understand. Could you say it again? (B) F: I will send you the link, so you can watch the video online after school today. (C) F: Come to my house after school, I will take videos of you. (D) F: My bird would be waiting for you to teach him more words after school today.
Example Output: A

Example Input: M: Lisa, why do you keep a night light on in your room? ,F: I thought you knew that I'm scared of the dark. ,M: I had no idea. Why are you afraid? ,F: When I was very little, around 4 years old, a man broke into our home. I heard a noise later at night and then I saw my father walk by my room quietly. He was carrying a baseball bat. A few minutes later, I heard a crash. I was so scared.
(A) M: So you're not afraid of the dark now because your dad used a knife to chase away the intruder? (B) M: I didn’t hear you. Please could you tell me again? (C) M: Do you mean your dad had a baseball bat when someone broke into your house when you were five? (D) M: Why did your dad carry a baseball bat at that moment?
Example Output:
D