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]: The doctor uses a brush to scrub nails and hands. A doctor washes their hands in a large stainless steel sink with hand soap multiple times. the doctor <sep> (A) uses the brush to rub a suture needle into his palms. (B) uses a towel to clean on the sink. (C) uses a small brush to wipe several areas on the body of the sink and change water for the other areas. (D) completely rinses their hands then clasps together and walks out of the room without touching anything.
[EX A]: D

[EX Q]: A view is seen of the outside of an airport, then the wing of the flying plane. A man is on the plane wearing a mask. several people <sep> (A) are sleeping in the dark quarters. (B) fly by on a road inside the plane. (C) are shown flying the aircraft, while shooting at a large target at one point. (D) speak, then they all fly kites on the plane while people walk by.
[EX A]: A

[EX Q]: A group of people are in a gym playing dodgeball. a logo <sep> (A) appears and clears the tiles. (B) representing dartmouth appears, followed by other words. (C) appears on the screen. (D) shows up with arrows.
[EX A]:
C