Given the task definition and input, reply with output. In this task, you are given a context and four options. Each option is a suggested ending for the context. You should read the context and pick the best ending for the context. Please answer with "A", "B", "C", and "D".

[header] How to climb a 14er [title] Prepare your route. [step] Make sure the trail you plan to follow is within your hiking and endurance capabilities. Check the weather report for the day you plan to hike. <sep> (A) Early in the morning or late into the night, look up the hike rope. This will identify your route going uphill and called your approach if you live nearby and walk without a ride. (B) Determine how many jumps you can reasonably achieve in a day of climbing. [title] Start slowly with vertical jumps at this level. (C) Try to be off the peak as early as possible to avoid afternoon thunderstorms and lightning. [title] Gather all your supplies the day before you attempt the climb. (D) Pick a place that has nice, sunny conditions so that you are prepared. [substeps] The higher elevation slopes will shake more than the lower ones.
C