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: F: What are the business hours of the supermarket where you work? ,M: 8:30 AM to 9:00 PM on work days and 9:00 AM to 10:00 PM on weekends. ,F: Thanks.
(A) M: Okay. I mean the supermarket where I work is opened at 8:00 am to 9:00 pm on work days and it is closed on weekends at 9:00 pm, too. (B) M: I’m sorry, I didn’t understand. Could you repeat a little louder, please? (C) M: Okay.  I mean the supermarket where my mom work is closed at 9:00 pm on work days but it  is closed on weekends at 10:00 pm. (D) M: Yeah. The supermarket is closed on weekends at 10:00 pm.

Output: D


Input: Consider Input: F: How about going for a bike ride? ,M: Sure. Where? ,F: Let's call Harry. He can tell us the best place to go.
(A) M: I am afraid I did not quite catch what you were saying. Please repeat it. (B) M: Yes. We should ask Harry if he knows the best place to ride. (C) M: Yes. We should borrow a bike from Harry. (D) M: Yes. We should ask Harry if he knows the best place to hold a party.

Output: B


Input: Consider Input: M: Where do you want to go, Madam? ,F: Saint Paul Hotel, please. It's a cold day. I'm freezing. ,M: Come on in. Montreal is usually cold now, you know. It's often very snowy which makes the weather colder and it sometimes... ,F: Well, it gets very hot in summer, doesn't it? ,M: Not really. It gets warm in July and August. That's the best time to visit the city. Oh, here comes the snow.
(A) F: I didn't expect to see snow in this season of summer. It's really hot today. (B) F: It's snowing beautifully. I love the winter in Montreal, though it's freezing cold. (C) F: We are in fall now, no wonder it's quite chill, darling. Let's drive home now. (D) F: I’m sorry, I didn’t understand. Could you repeat a little louder, please?


Output: B