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".

The camera shows an aerial view of a polo grounds with stands. a number of individuals <sep> (A) compete polo on an elevated field surrounded by spectators. (B) are present as the camera pans around each individual at the beginning and end of the video. (C) are shown playing polo. (D) play polo on the grass in various individual locations.
C