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".

A man dressed in a black suit and woman dressed in a black dress are dancing together to latino music. they <sep> (A) are doing a combination of ball room dancing and waltz. (B) are both very into it so takes a bit of time they both come back dancing and laughing. (C) are grabbing each other's hands in the middle of the stage, holding hands an dance together. (D) orotund from the song title and dance in unison.
A