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: Hello, this is the International Student Office. This is Leah. How may I help you? ,M: This is Nathaniel Brown, from English Department. I'd like to speak to Miss Collins about my accommodation situation. ,F: Well, I'm sorry. She is out for lunch at the moment. Can I take a message?
(A) M: No thank you. I will wait for her to finish the meeting. (B) M: Sure. I want to have a talk with her about my accommodation situation. (C) M: Sure. I want to have a talk with her about my department. (D) M: Excuse me, could you repeat the question?
Example Output: B

Example Input: F: Albert and I need a lot of things to furnish our house. But I don't know where the best place to shop is. Could you give me some advice, Jack? ,M: Sure, Carol. What kind of things do you need right now? ,F: Well, we have most of the furniture already. But Albert wants to set up a little office in the small bedroom. ,M: Well, as for Albert, he should go to an office supply store. There's a very good one called Office Depot. It has everything he will need and the prices are good, too. It's very convenient. ,F: Can I write that down? ,M: Sure, here is the pen on your table. It spelled office and then D-E-P-O-T. ,F: Thanks. I will call Albert and tell him to pick me up after work.
(A) M: Yes, you mean you are going to Office Depot first. (B) M: Yes, you should call Albert first. He will take you home. (C) M: I’m sorry, I didn’t understand. Could you repeat a little louder, please? (D) M: I'll going to pick up Albert first.
Example Output: C

Example Input: F: Have you seen our waiter? ,M: Sure, he comes now! ,F: We've been sitting here for almost 10 minutes. ,M: Whoops! I guess I was wrong. That isn't our waiter. ,F: We can give him 5 more minutes and then leave. ,M: I'll go up to the front and talk to the manager. ,F: That's a good idea. ,M: Maybe they'll give us free drinks for waiting so long. ,F: Maybe he'll send us our waiter immediately. ,M: Every time we eat out, it's an adventure! ,F: Last time we got seats next to the kitchen. ,M: We'll never go there again!
(A) F: Excuse me, could you repeat the question? (B) F: The restaurant is good because the manager has sent us the waiter. (C) F: You're right! Luckily we never sit next to the kitchen. The environment is poor. (D) F: The service in this restaurant is average. We can try again next time.
Example Output:
A