Definition: 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: M: I'd like to rent a bike for a day. How much does it cost? ,F: It's $20 a day. A day is from 9 o'clock in the morning until 7 o'clock in the evening. ,M: So if I brought the bike back at 7:30, would I have to pay for an extra day? ,F: Yes, and there's a deposit to pay as well. It's $50. Then when you bring the bike back, we'll give you back the $50. But if you didn't bring the bike back before 7:00 PM, we'd keep the money of course.
(A) M: I didn’t hear you. Please could you tell me again? (B) M: So, if I didn't bring the bike back before 7:00 PM, you'd keep the money? Well, I will rent the bike between 9:00 am - 7:00 pm. (C) M: So, when I bring the bike back, you'll give me back the $70? Okay, I will rent the bike between 9:00 am - 7:00 pm. (D) M: Really? You mean there is no deposit to pay? That's great! And I will rent the bike between 9:00 am - 5:00 pm.

B