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.

M: Hi Jessie. Do you have any plans for next weekend? ,F: Not at all, David. ,M: Do you want to join me to go mountain climbing next weekend? ,F: Mountain climbing? Me? ,M: Yes, you. ,F: Why me? ,M: You need some exercise. Mountain climbing is one of the best ways to build your strength and balance. ,F: Wait a minute, are you talking about hiking or mountain climbing? ,M: Mountain climbing, the tougher one. ,F: I never did that before. Do I need any training before I go? ,M: Yes. You better take some instructional courses at the climbing gym. ,F: You can't be serious. ,M: I'll take you to my gym tomorrow. ,F: Can I say no? ,M: Don't worry so much. I'll also find you a partner. ,F: Partner? What for? ,M: You need a partner to manage the climbing rope for you. ,F: My God. ,M: When you first start, you'll get tired quickly and suffers slightly sore forearms the day after, but later on, you'll get accustomed. ,F: I'm not going. It's not my type of workout. I'd rather stay at home and serve on the Internet. Thank you all the same.
(A) M: I am sorry. You spoke so rapidly that I did not catch the meaning of what you said. Could you repeat that? (B) M: I'm free next weekend. I'll take instructional courses as you suggested. (C) M: Come on, the partner can take good care of you and manage your rope. (D) M: A partner should manage the climbing rope. You did well as my partner.
Output:
C