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 shown in a field shooting a paint ball gun. He then stops and flashes a thumbs up at the screen. once he <sep> (A) is done, a black screen appears and a url is shown in white words. (B) reaches the end he continues hitting the paint ball. (C) stops shooting, he continues to shoot from several different angles with the gun racing over his hands. (D) is done with his shot, he continues shooting the ball around while smiling and looking in the distance.
A:
A