听下面一段较长对话，回答以下小题。
【小题1】When will the man go mountain climbing?

A．The summer holiday.

B．In a fortnight.

C．Next weekend.

【小题2】How does one benefit from mountain climbing?

A．It can build muscles.	B．It can build strength and balance.
C．It can improve confidence and balance.

【小题3】What can we learn from the conversation?

A．Jessie will go mountain climbing with David.

B．Jessie suggests David take some instructional courses.

C．A partner is needed to manage the climbing rope for the climber.