Teacher: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".
Teacher: Now, understand the problem? Solve this instance: The boy briefly stops dancing and his brushing his teeth and just stares at himself in the mirror. the boy <sep> (A) starts dancing and brushing his teeth again, spits in the sink brushes his teeth again and continues to dance. (B) takes a step in the mirror again and holds only one leg in the mirror and then drops it. (C) raises his right hand to look himself as if that's his still putting clothes on his mouth. (D) then at last stops brushing his teeth and looks to the mirror and smiles again.
Student:
A