instruction:
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". 
question:
A person vacuum the inside of a car, while other men clean by hand the car with detergent and water. then <sep> (A) , a man tops small metal bin, cover it with rubber tape and throw it on the side, then the men polish and clean and polish the car outside in the grass around. (B) , a man dry the car with clothes. (C) , the men applies soap and ties the hair, after they dry with asian cloth. (D) , the man goes peolpe on the road.
answer:
B


question:
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.
answer:
A


question:
[header] How to repair nails after a gel manicure [title] Moisturize your nails. [step] Moisture will help your nails recover after a gel manicure, which strips them of a lot of their natural moisture. You can buy nail moisturizer at a local beauty supply store or department store. <sep> (A) You should apply a nail moisturizer each day. Apply it to your nails and the skin around them. (B) [title] Choose a suitable nail polish color for your nails. [step] It can be any shade of nail polish you like, but a neutral or pastel shade is a good choice. (C) [substeps] Make sure that you apply moisturizer daily. Avoid using antibacterial products, as this will actually make the nail polish growth weaker. (D) It should be applied well before you plan to have nail polish done at home. [substeps] If you've cut your nails yourself, ask a person to help you with the first step.
answer:

A