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".

A bathroom sink is shown in front of a woman. A woman is at the sink. She is showing how to clean the sink using a toothbrush. she <sep> (A) scrubs and then wipes down the sink. (B) starts putting the toothbrush into the drain and cleanses the sink. (C) shows a water tap in the sink and swishes a bottle around in the water. (D) takes off the faucet from the sink, using a wipe and a towel.
Output:
A