Multi-choice problem: Continue writing the next sentence in this paragraph:

How to clean bedrooms
Strip the bed.
Remove the sheets, the duvet cover, and all of your pillowcases. Put these in the washing machine, and let them wash while you clean the rest of the room.

Available choices:
[A]. After washing the bed, put on a pair of comfortable pyjamas. Wash your sheets, sheets, and pillowcases in warm water..
[B]. Wash each fitted sheet, both the top and the bottom, as well as all of the corners. Closets and wardrobes are especially vulnerable to leftover stains from spills..
[C]. You can discard any sheets that aren't fairly easy to remove. You may need to replace a couple of worn sheets, too..
[D]. Remove everything from the bed that is still on it. This includes pillows, a mattress protector, and any other items..
[D].