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 train chickens [title] Use treats to motivate your chickens. [step] Chickens love food, so treats are good for reinforcing the behavior you're trying to teach them. When training your chickens, give them a treat after they do something right. <sep> (A) While trotting your chicken, offer them treats like carrots. Because you can literally feed them, birds will feel good being shown treats. (B) If you don't have treats at home, you can also play a game of fetch or running around with your chickens until they give you the treat. [title] Hold your chickens while you're training them. (C) If possible, give it after every meal, otherwise the chickens will eat the treats. [substeps] Food treats are also used to reinforce your chickens' behavior. (D) Try to use treats that are different than their regular food. Some easy treats that chickens love are dried mealworms, bird seed, fruits, and vegetables.

A: D
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Q: [header] How to go dairy free and stay healthy [title] Make changes to your diet slowly. [step] Start by making small changes to your diet, removing dairy slowly and over time. By making small changes that you can live with, you will find it easier to sustain this new diet that you are implementing. <sep> (A) [substeps] The purpose of these changes is to reduce your current sugar intake or processed food consumption, so don't put the drastic changes in your diet into perspective. If you go dairy free, you'll start not eating or making overly processed foods. (B) This will help to motivate you to start eating healthier. [substeps] You may need some additional input of what you should change every day. (C) [substeps] Don't start a new diet that increases your risk for developing some form of obesity. This can reduce your metabolism and enables you to control your weight. (D) [substeps] By gradually decreasing your consumption of dairy products, cravings may not be as intense. If you are already aware of the dairy products you currently consume, remove the dairy products that you can live without.

A: D
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Q: [header] How to reduce silica exposure [title] Consider silica substitutes. [step] Most harmful exposure to inhaled silica comes from chipping, grinding, cutting, cleaning, or otherwise disrupting materials like concrete or glass that contain silica. Abrasive blasting (" sandblasting ") to remove paint, rust, etc. <sep> (A) Is perhaps the most likely source, as the blasting material itself is often primarily silica. [substeps] When possible, consider using materials that don't contain silica for industrial applications. (B) Can cause silica build-up in your home, as your home is constantly highly saturated in it's ethos. Your preferred way to relieve the overheating problem is through non-abrasive eatiness practices. (C) , can also cause silica discoloration. [substeps] For instance, a household with steam doors may be able to reduce the tolerance between the smoke and evaporation potential which allows the silica molecules to neutralize particles and products that used to be over-vented through ventilation. (D) These particles are acidic enough to cause silica that it drips from the wall. These effects cause a store of silica in changing materials, as silica cannot be refined.

A:
A
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