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: There's a woman dressed in black playing billiards in front of some spectators. after she <sep> (A) knocks down 6 pins, a person comes and jack by. (B) finishes her game, she begins knocking down fifty and counts it. (C) 's done rolling the ball, she puts on a red shirt and grabs her purple racquet. (D) 's done another lady takes her turn and hits a few shots.
A:
D