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: M: Mom, I want a puppy. ,F: Let me think about it. ,M: Why do you have to think about it? ,F: Because puppies cost money. ,M: No, they don't. Puppies are free. ,F: Yes, but puppies need their shots. ,M: Shots for what? ,F: So they won't get sick, just like why you get your shots. ,M: I hate shots. ,F: And puppies have to eat. Food costs money. ,M: No problem. I'll give him some food off my plate. ,F: Oh, no, you won't. Puppies don't eat vegetables.
(A) M: I am really sorry, I did not catch that. Would you slow down, please? (B) M: I can take good care of the puppy. It won't get sick and don't need to buy shots. (C) M: Yes, I promise I can build a house for the puppy. They won't cost any. (D) M: That's great! Puppies eat vegetables, so I can give the puppy some of my food.

Output: A


Input: Consider Input: M: Don't worry about your train sickness. I have brought some tablets with me that prevent train sickness. Here, take this one now. I'm sure you'll be alright on the train. ,F: It's very kind of you. By the way where is the dining car? ,M: The dining car is next to the sleeping car. Shall we eat our meals in the dining car? ,F: The attendant will bring some food here. But since the dining car is next to this carriage, we may just as well eat there. ,M: That's alright. How beautiful the scenery is. Look at the vast stretches of green fields. ,F: But it looks lovely only at this time of the year. It's rather dull and lonely in winter. ,M: That's why I prefer to travel in the summer and autumn. ,F: Me, too. I love summer, though it is hot.
(A) M: Really? You don't love summer, so you travel in winter now? (B) M: Yeah, I also don't  prefer to travel in the summer or autumn, so I travel in spring now. (C) M: I’m sorry, I didn’t understand. Could you repeat a little louder, please? (D) M: Really? You love summer because it's not hot? And that's why you travel in summer now?

Output: C


Input: Consider Input: F: What time is it, Steven? ,M: Uh, it's 7:30. Aren't you going to finish your breakfast? ,F: I don't have much time. I've got a lot to do downtown today. ,M: If you're coming into the city, we may have lunch together. ,F: OK. Let's say 1 o'clock. I'll go to the gym. I have an aerobics class until 11:45. Oh, and it would have to be some place quick.
(A) M: Alright, I'll meet you at 1 o'clock, see you later. (B) M: Okay, I'll see you at 1 o'clock and have the aerobics class together. (C) M: Well, let's meet at 11:45 and have the aerobics class with you together. (D) M: I am sorry. You spoke so rapidly that I did not catch the meaning of what you said. Could you repeat that?


Output: A