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: I'd like to know something about platform 1 and 2. ,M: The train now standing at platform 1 is the 1505 service from Redding to Oxford. At platform 2, the train just arriving is the 1453 Thames train service for Southampton Central.
(A) F: I am sorry. You spoke so rapidly that I did not catch the meaning of what you said. Could you repeat that? (B) F: Will the train at platform 1 which is the 1515 will leave for Oxford? (C) F: I got it. The train at platform 1 will leave for Oxford. (D) F: Are you sure that the train at platform 1 which is the 1453 is going to leave for Southampton Central?
Output:
C