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: Two men are jousting inside a gym. they <sep> (A) push and pull in an attempt to win this competition as spectators watch. (B) both back away towards the camera. (C) fight over a few discs. (D) aim their swords at one another.
A: 
D