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.
(A) F: Well, mountain climbing helps build muscles, but it's just hiking next weekend. (B) F: I am afraid I did not quite catch what you were saying. Please repeat it. (C) F: There's no need. I alway go mountain climbing to build my strength and balance. (D) F: Sure, dad. I will join you next weekend so as to improve confidence and balance.
B