You will be given a definition of a task first, then some input of the task.
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.

F: Good morning, doctor Smith's office. What can I do for you? ,M: Hello, this is Bob speaking, there's a pain in my stomach. I'd like to make an appointment to see the doctor this afternoon. ,F: Let me see. I'm afraid he is busy at that time. ,M: How about tomorrow? ,F: Sorry, but he'll be busy too tomorrow morning, and our office won't open in the afternoon. Will the day after tomorrow be ok? ,M: Ok, morning please, as soon as possible. ,F: Then come at 9:00 o'clock in the morning, the day after tomorrow, please
(A) M: Ok, the day after tomorrow will be ok. (B) M: I am sorry. You spoke so rapidly that I did not catch the meaning of what you said. Could you repeat that? (C) M: Well, I'll see the doctor tomorrow afternoon. I've been having the toothache for several days. (D) M: Well, I'll see the doctor this afternoon to treat my toothache.
Output:
A