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".

When the music gets faster, they move their hands in a circular motion. They also lift their knees up high while shaking their bodies. they <sep> (A) repeat the steps every time the chorus of the song plays. (B) continue ballroom dancing as the camera follows their slow tempo. (C) one by one go on the stage and bow in the traditional way much like a body builder exercises. (D) still not hitting it hard enough.
A