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 lance and drain a blister [title] Assess the blister before choosing to drain it. [step] Not every blister needs to be lanced. In fact, some experts recommend that you should only drain blisters that are exceedingly painful, in weight-bearing or high-contact areas, or larger than 0.8 inches (2 centimeters) in diameter. <sep> (A) [substeps] If the blister is intact and manageable, try to keep it intact. Apply a piece of moleskin, adhesive felt, or tape. (B) In these instances, you need to check the blister to determine if it needs a leak-proof drain. [substeps] See the " how to drain a blister " section of this article for instructions. (C) [title] Make a decision whether or not to drain the blister. [step] If the blister is very painful, medical sterilization is an option. (D) [substeps] There is no one right way to do this, so you have to be sure that you have the right technique. It is not as easy to clean a blister as to rinse with water and applying a sterile dressing.
[A]: A

[Q]: There is a black dog and a white dog jumping around the person raking the leaves. The white dog is trying to bite off the rake. both the dogs <sep> (A) are walking on the grass and one of the dogs is falling. (B) are standing back on his hind legs trying to get out of the rake. (C) are playing around the man raking the leaves, trying to bite the rake. (D) do this trying to be very nice.
[A]: C

[Q]: [header] How to love your dog [title] Know how to nurture your dog. [step] Create rules and enforce them to show your dog that you love him. Rules and expectations will help your dog know what behavior is acceptable and what isn't. <sep> (A) You can set rules and enforce them, but try not to ignore them. [substeps] As soon as your dog displays affection for you, reward him with treats and praise. (B) Adopt a sport or activity that it enjoys. For example, if your dog likes jumping on trampolines, talk with your dog about it so it knows you want it to jump high as well as other activities. (C) For example, your dog should get down. He should not chew his food unless you tell him when he should. (D) This way he won't have to worry about when he may or may not get in trouble. Your dog will know he's loved, because he feels safe in the knowledge that you're in charge and taking care of him.
[A]:
D