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:
[header] How to befriend dogs [title] Make sure the dog is friendly. [step] When approaching a strange dog, be particularly aware of its body language. If an owner is present, ask the owner if the dog is friendly. <sep> (A) Make sure the dog wants to be petted. You can easily alienate a dog by approaching one that is nervous or agitated. (B) If a dog seems hesitant to meet you or extends its hand to you, it's the opposite of friendly. [substeps] Avoid approaching a dog by walking near it and stopping so that the dog can see you. (C) Usually, a dog looks friendly when greeting a stranger but when the dog is not, try something more benign. [substeps] Some common signs of friendliness on dogs are legs waving, laughing, and shoulder-shaking. (D) Common signs of friendly behavior are not always direct stares. If a stranger approaches the dog, its body language may indicate a definite dislike.
answer:
A


question:
The horse gets up but, the man remains on the ground. The other players and a referee ride their horses away. one of the players and a woman <sep> (A) run to the field to inspect the ond horse. (B) walk over to check on the man on the ground. (C) lift up dirt to clean the horses hooves and a replay is shown of the actual hoofs. (D) walk to the man & them.
answer:
B


question:
[header] How to remove marker from wood [title] Get a tube of regular toothpaste. [step] You want basic white toothpaste. Not gel, whitening paste, or anything with abrasive crystals in it. <sep> (A) The best brands for mark removal using toothpaste are permanent markers. However, the acids produced by these brands might be too harsh on a wood stain. (B) [substeps] Cream or oil is the best for rubbing off marker, so it should blend and be quite effective. Cream toothpaste is considered a good choice, as it doesn't have harsh chemicals (even though it's pricey) and it won't be as sensitive. (C) The traditional white paste will do the trick without damaging the wood. [substeps] Sometimes rubbing alcohol or peanut butter can be used in place of toothpaste to remove marker stains, but toothpaste is usually more effective. (D) Shiny, matte, or even painted or stain-free toothpaste is also acceptable. [title] Get a bottle of colored toothpaste.
answer:

C