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]: [header] How to assemble an emergency roadside kit for a desert climate [title] Prepare for car repairs [substeps] Include foam sealant or a battery-powered air compressor in your desert roadside kit. These will aid in a quick repair in case of a flat tire. Also store an extra jug of coolant in case your car overheats. <sep> (A) Supply any diicer you won't need to replace whenever your car loses power. A small backpack with flexible, flexible, and weather resistant backpacks are more critical. (B) Carry jumper cables and a tire jack in your car trunk at all times. [title] Stay hydrated [substeps] The temperature of the desert will be one of your worst enemies if you get stranded in a roadside emergency. (C) Using heat-powered oxygen pumps, burns fuel, or compresses materials may be delays during basic car repairs. [title] Obtain specialized supplies [title] Find the correct car mechanic. (D) [title] Buy a driver's side cooler. [step] Gas stations and convenience stores are excellent outdoor places to pack.
[EX A]: B

[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 woman is seen talking to the camera and presenting various liquids to the camera. she <sep> (A) sprays down a hose and shows some close ups while speaking to the camera. (B) ready's the tip of a glass and dips the glass into sugar on a plate. (C) takes out a sponge, mixing all the liquids and pouring it into a glass. (D) mixes the drinks together and spices into a glass.
[EX A]:
B