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". 

[EX Q]: [header] How to pick a healthy sugar glider [title] Find a breeder. [step] If you want a sugar glider, your best option is to find a breeder. Breeders work specifically with sugar gliders and will have more knowledge about how to care for them, therefore increasing the risk of you obtaining a healthy pet. <sep> (A) [substeps] When visiting a breeder, look at their food and water dishes regularly. Good breeders will tell you how often and provide you with other food and water containers. (B) [substeps] Ask other breeders at local pet stores about their experience handling sugar gliders. If you want a sugar glider in your home, you'll want to make sure they have a dry skin. (C) [substeps] Finding a sugar glider breeder can be difficult. It's not as easy as finding a breeder for a particular kind of dog as there are few specific networks for breeding sugar gliders. (D) [substeps] If you will have a sugar glider in your home, breed it from their own genetics and pedigree, not the other way around. Don't get a sugar glider that has a steady and well-structured life.
[EX A]: C

[EX Q]: [header] How to fist bump [title] Ball your hand up into a fist. [step] Press the tips of your fingers into your palm so that your hand makes a fist. This will be the position that you keep your hand in for the bump. <sep> (A) Hold the fist up high enough to extend your palm to one side. Bend your wrist so that both fingers are pointing out, with the whites of your knuckles showing. (B) [title] Put your fist out in front of you. [step] Place your fist in front of your body with your knuckles facing up. (C) Make sure your palm looks nice and flat. Ideally, this hand should be neither thicker nor thinner than your fist. (D) [substeps] Whether you're with friends or with an opponent, the fist looks like a punching bag in a gym. The knuckles, the tips, and thumb look like a regular ring finger.
[EX A]: B

[EX Q]: [header] How to wash new towels [title] Wash your new towels before you use them. [step] New towels can have chemical finishes on them, and they may contain dust and bacteria from sitting on the shelf at the store. Thoroughly washing your new towels will get rid of these things so your towels are clean when you go to use them for the first time. <sep> (A) [title] Check the label on your new towels for washing guidelines. [step] Look for the label along the edge of one of your new towels. (B) [substeps] Remember that you will need to wash every part of your towel to prevent dirt and bacteria from contaminating the new towel. [title] Fill a bowl or bucket with cool or lukewarm water. (C) [title] Introduce microfiber cloths when washing. [step] Use a microfiber cloth or old towel as a method for cleaning all new towels. (D) [substeps] You can also wipe your towels or fold them so they are clean. Follow the instructions on your new towels to be certain that they are clean when you're using them for the first time.
[EX A]:
A