You will be given a definition of a task first, then some input of the task.
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".

Two other group members now perform cartwheels across the stage, with a back flip, then they perform some poses, one of the members strikes an object. after that <sep> (A) , they disperse into another group, kicking up sand as they go. (B) , return to the parade of acrobats. (C) the group in the middle strikes some objects. (D) is completed they perform several more tricks and they all take their turns jumping in unison together and eventually fall to the ground.
Output:
C