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". 

[Q]: [header] How to make a simple hot compress for muscle pain [title] Run water from the tap until it is hot. [step] You may want to heat water on the stove or in the microwave, but you have more chance of burning yourself if you heat the water in this way. Instead, run the hot water from your sink to a temperature that is just hot enough for you to tolerate. <sep> (A) [substeps] Pour the water over the wound, rather than across it, and try not to let it overflow. Stick your fingers, or any other hand instruments closest to the wound, in the hot water. (B) This way, you don't put your elbows or head under the water and burn yourself. [substeps] Another option is to massage the water out using a hose. (C) [title] Find a towel that is large enough to cover your injury. [step] Fold a towel or washcloth to cover only the area you want to place the compress on. (D) [substeps] The water should be roughly the same temperature as the temperature of your body. If you do not have access to a water faucet at home, you may consider using a kettle to conduct the water.
[A]: C


[Q]: A police officer is riding a horse down the street very slowly. many bystanders <sep> (A) cheer as he gets closer. (B) are walking by, cars are passing and casually moving along. (C) are standing up nearby. (D) join in to help him, and several other cars come along.
[A]: B


[Q]: [header] How to get autographs [title] Purchase tickets to autograph signings. [step] Autograph signings often require you pay a fee to attend. On a positive note, paying a fee guarantees you a high quality autograph for the celebrity you're trying to get an autograph from. <sep> (A) [substeps] Check social media information or save photos of the celebrity for later as a footnote. This will make them remember you and the celebrity as a single, important to get autographs without any worry that you'll end up holding the autograph yourself. (B) [substeps] Keep tabs on autograph signings happening near you by signing up for the deluxe membership offered at signingshotline.com. Be prepared to wait in a long line for a lengthy amount of time. (C) [title] Ask to have a photo taken of a celebrity. [step] If you have a friend who wants autographs to be taken, be sure to ask permission to photograph the celebrity. (D) Tickets are usually made out of recycled paper books, and you can even get a set of tickets at your local vendor just before you arrive at autograph signings. See this guide for more information regarding autograph signings.
[A]:
B