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".
Problem:There are a lot of people at a park and some are playing while others are just watching. a man and a woman <sep> (A) are standing at the entrance of the playing field and getting ready to play. (B) in big costumes speak to the camera while people pass. (C) decorate a christmas tree with lights as people walk behind watching. (D) are off camera riding in a semi trailer while the couple is bumping each other.
Solution:
A