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 Input:
A woman in track pants and her daughters wash a small dog with soap and water in a bucket on a patio. a woman <sep> (A) uses a cup to pour water on the dog to remove the soap. (B) runs down a track and jumps into a sand pit, then a little girl takes her turn jumping into the sand pit. (C) is kneeling on the grass on a small tilled field, holding a sapling. (D) goes out to interview a dog person on a patio patio.

Ex Output:
A

Ex Input:
[header] How to help stop police brutality [title] Share news stories about police brutality. [step] When you see good-quality articles about police brutality, especially those connected to recent events, share them on social media sites like facebook and twitter. This will help keep the topic fresh in the minds of your friends and followers. <sep> (A) You can even make a news page dedicated to your precinct or neighborhood, and give people posted online about police brutality relevant to your neighborhood. Cover these fan-fiction very well by understanding the facts that are relevant to your area. (B) [substeps] It can also be a great way to reach out to other people about police brutality. Many people will be sympathetic, even if they don't fully understand the danger or the costs for criminal action, and it can help cut down on potentially startling images of violence and embarrassment. (C) The good articles, and the news you've already shared, are also more likely to be read, because you'll be a link between the good and the bad. [substeps] Posting good news is key to providing easy access to world wide web news databases. (D) [substeps] Before posting an article, double-check the publisher and writer to make sure it isn't a form of fake news. Make sure you post about non-political things as well, that way people don't tune you out.

Ex Output:
D

Ex Input:
[header] How to fish in a river [title] Get a good quality fishing pole. [step] A good fishing pole would be one that has a sturdy, fiberglass or graphite, a line that won't snap easily, and other features that actually work. Choose a good size for the fishing pole, such as is 8 feet (1.5 meters). <sep> (A) The longer the heavier the line, the more difficult the fishing should be. Choose a pole that can be tied to the three lengths of the rod. (B) [title] Choose good bait to take for the fish you're looking to catch. [step] Fish that live in rivers, such as sturgeon, bass, carp, catfish, etc. (C) You will be using a wider rod for shallower water, and the longer line for deeper water. [substeps] Recommendations are the thickest fishing pole that fits the sphagnum moss. (D) [substeps] How you fish is a big time! You are going to be fishing in a river. If your fishing line is too long, you'll have a lot of trouble measuring it.

Ex Output:
B