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 involve a dog in pet therapy work [title] Consider your dog's temperament. [step] The main requirement for a therapy dog is that they must be incredibly calm, emotionally secure, and comfortable around all types of people. If your dog is nervous, shy, aggressive, or has any other qualities that cause him to behave in standoffish or threatening ways around people, then he would not be a good fit for therapy work. <sep> (A) Decide what you will be doing with your dog before giving it time to develop socialization skills. [substeps] Common characteristics of a therapy dog include a poor attitude, lowered behavior, and aggression. (B) A therapy dog needs to be calm and comfortable when : [substeps] He is approached by or surrounded by many people (children or adults). He is roughly touched or hugged by someone. (C) [substeps] This is especially true if he is a tense, unpredictable, and impolite dog. [title] If your dog is at a loss for words, help him learn some helpful skills. (D) [substeps] Dogs with a history of trauma and anxiety are less likely to engage in therapy. Anxiety, fear, or mistrust issues can cause a good experience for a therapist with a pet.
[A]: B


[Q]: [header] How to make absinthe cocktail [title] Mix a simple blend. [step] Add 3 parts ice-cold water to 1 part absinthe. For a single serving, this is roughly 3 ounces of absinthe (or 3 shots) to 1 ounce of absinthe (or 1 shot). <sep> (A) [substeps] If you don't like the bitterness of the mixture, you can dilute it with 1 ounce of milk or cider vinegar instead. If you don't like the strong, milkier flavor, you can substitute nothing at all. (B) Place the absinthe in a cocktail shaker. [substeps] This drink will only last if you serve it in a cup, as the glasses will be fairly small, and will take up a lot of room. (C) For each single serving, stir in 1 teaspoon of sugar. [substeps] Alternately, absinthe can be sipped neat if you prefer the undiluted taste. (D) [title] Add the ingredients to the cocktail shaker. [step] Stir the absinthe mixture well with a cocktail spoon.
[A]: C


[Q]: [header] How to rolf yourself [title] Purchase a foam roller or lacrosse ball. [step] There are several pieces of equipment designed specifically for myofascial release. Purchase a foam roller, lacrosse ball, or specialty myofascial release tool online. <sep> (A) [substeps] You do not need to purchase a basketball or tennis puck to use the foam roller. You can rent or buy a lacrosse or tennis stick from a sporting goods store. (B) Read reviews on the tools before you purchase them to make sure that they worked for other people. [title] Locate sore trigger points on your body. (C) [substeps] Anywhere from 4 feet (1.8 meters) to 3 feet (1.4 meters) is good for leakage. Make sure that you are able to set your mat or train the balls in a safe manner with the roller. (D) [substeps] These can range from $20-250 usd tools and are available both pre-and subscription models. Some sports stores are on sale with foam rollers that have been screened.
[A]:
B