Detailed Instructions: 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".
Q: A person ski over a ski rail and spins in the air, then land stand on the snow. the person <sep> (A) puts their skis together and mounts the rails. (B) ski over a ramp and fly in the air very high. (C) stare off into the distance when a snowboard walk past the platform. (D) puts his feet along the edge of the rail area and stretches with back bend.
A:
B