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".
Q: [header] How to clean a bathroom sink [title] Wipe down the sink. [step] Take a clean, wet cotton cloth or dish sponge and wipe down the interior of the sink. Try to get as much debris and grime as you can. <sep> (A) You can use professional glass cleaner if you can find one at home. [substeps] Before cleaning the sink, do some preliminary cleaning, where you wipe down the inside of the sink itself. (B) [substeps] Make sure to wipe around the drain. If your sink is especially dirty, you may need to switch out for a fresh cloth. (C) Wipe down the base and the insides, as well. [title] Inspect the water lines, the deep bottom of the sink, and the drain. (D) Make sure to wipe down the entire sink thoroughly. [title] Rinse the entire sink using a cleaner.
A:
B