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: Hi, Bob. What time is it now? ,M: Uh, you are wearing a watch, Julia. ,F: My watch is never correct. ,M: It's six. I always have the correct time on my mobile phone. ,F: Although mobile phones aren't as convenient as watches, at least you always know the correct time.
(A) M: Yes, It's hard to believe that I got correct time from the radio instead of cell phones. (B) M: Well, thanks for your watch for telling me the correct time. (C) M: I'm sorry, I didn't catch that. Would you mind speaking more slowly? (D) M: Yes, the phone is very smart and can automatically adjust the time
Output:
D