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".
Input: The video starts with words that say "5 essential tips" and man is standing in a grassy field holding a polo stick and talking. " tip 1 stick and ball with 2 balls <sep> (A) and and arm of the ball to handle, " is shown. (B) glide across the screen and the man then appears on the field riding his horse and using his stick to hit balls as the horse trots along. (C) to win " he then stops talking and holds up another ball. (D) in it ", the man repeats and then runs back and throws the ball with his goalie pole.
Output:
B