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 make modeling clay in a slow cooker [title] Preheat the slow cooker. [step] To ready your slow cooker for cooking the clay, it's important to preheat it. Plug it in, and set the temperature to low. <sep> (A) That will allow the slow cooker to heat up slowly. [substeps] While children can help with the measuring and mixing of the ingredients, an adult should handle preparing and heating the slow cooker. (B) Cover the slow cooker and leave it somewhere out of the way where it won't be disturbed as it cooks. Doing this early will make your clay easy to mix and smooth. (C) Avoid getting hot coals inside the slow cooker. [substeps] Make sure there are no ashes or scraps of food stuck onto the bottom of the slow cooker before cooking the clay. (D) Allow the slow cooker to heat up to about 325 degrees fahrenheit (260 degrees celsius) for 1 hour. [substeps] Do not allow the temperature to go above the cool bar when you shut the electric slow cooker.
[A]: A


[Q]: Another man practices hurling himself backward over a pole onto a gym mat inside of the gym. several more men <sep> (A) practice hurling street hurling outside and on a gym floor. (B) practice hurling while a coach's hand watches. (C) practice long jumps and backward jumps inside of the gym using the sandbox and gym mats as landing tools. (D) practice pitches outside of the gym interior.
[A]: C


[Q]: [header] How to tell if a horse needs teeth floated [title] Determine if your horse has difficulty eating. [step] Dental spurs in your horse's mouth may dig into the buccal (cheek) or lingual (tongue) surface and cause pain. This indicates that your horse needs its teeth floated. <sep> (A) They can also cause your horse to spit. [substeps] Your horse may need its mouth rinsed regularly, especially in between meals. (B) In this case, either the horse's vision is blurred or the cinchiccal is damaged. [substeps] If you notice that your horse's tongue is protruding from its mouth, it may also be having trouble eating. (C) Lean horses need to have their cheeks pushed back and their backs straight for better stability when they are transported back and forth between a barn and a horse pen. [substeps] Fixed spurs in a horse's mouth can contribute to discomfort and, if chewed, paralysis. (D) [substeps] The horse may be hesitant to eat or eat less than it usually eats. The horse may take a long time to eat, and throw its head as it eats.
[A]:
D