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". 

[EX Q]: People are standing in a swimming pool. they <sep> (A) are playing a game of water polo. (B) put on protective caps to ward off the cold. (C) dip a sponge into the water. (D) push themselves through a hole in the water.
[EX A]: A

[EX Q]: [header] How to whitewash trim [title] Set up your working area. [step] Cover the floor with a drop cloth to keep dust and whitewash off of it. Open screened windows and doors to provide ventilation. <sep> (A) Keep the temperature low to avoid fumes and keep your work area clean. Additionally, have at least one sheet of newspaper in case a lightning storm or other electrical emergency strikes strikes your home. (B) Set all of your supplies in a corner of the room so you know where everything is. [substeps] If you don't have a lot of experience painting, use painter's tape to tape off areas you don't want to get whitewash, like the walls. (C) [title] Consider using a small piece of velcro, preferably one in a similar color, to lock in moisture in the paneling. [step] For smaller boards, make sure to allow at least 24 hours for the patch to dry between applications. (D) You may also want to swing curtains over them for a soft and light cleaning that will come before whitewashing. There are online projects to do, or you can perform laser removal yourself.
[EX A]: B

[EX Q]: A man is sitting in a chair getting a tattoo. He stands up and yells at the man tattooing. a woman in a pink shirt <sep> (A) is holding a tattoo gun and puts it next to the man's ear. (B) comes and cleans the tattoo off. (C) is sitting on the bed with her hand over her eyes. (D) is sitting in front of him.
[EX A]:
D