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 man is running down the track at a track and field competition. he <sep> (A) is showing his jumps, stats, and materials. (B) is on a horse with a javelin in hand. (C) takes off sprinting and goes through all of the long jumps. (D) begins to take some rapid steps to give himself so leverage for a jump he is trying to make.
A:
D