Task: Text Completion
Input (English): 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 (English): C