instruction:
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". 
question:
[header] How to bathe a pregnant guinea pig [title] Select a shampoo. [step] There are all types of shampoos for pets. For your guinea pig, make sure the shampoo is made specifically for small animals (it should say so on the bottle). <sep> (A) Otc shampoos and chemical shampoos are good choices. Avoid shampoo labeled specifically for guinea pigs and those formulated for females. (B) This way, both animals can use the shampoo and their fur will be clean. While many shampoos claim to free your guinea pig from " reye's syndrome ", this actually isn't true. (C) [substeps] Make sure that it is specially formulated for pregnancy-therefore not designed for your guinea pig. You can get shampoo from the veterinarian. (D) A small animal-specific shampoo will keep your guinea pig's skin from drying out or becoming irritated. Since your guinea pig is pregnant, the shampoo should also be non-medicated to prevent ingredients absorbing through her skin that could harm her unborn babies.
answer:
D


question:
[header] How to adapt your bathroom if you're blind or visually impaired [title] Create a place for everything. [step] If you are blind or visually-impaired, it is important for you to be able locate the items you need in your bathroom. In order to do this, you must create an organizational system. <sep> (A) Arranging your furniture in a way that makes sense to you is crucial for helping you know where everything is. If you don't have an organizational system, make some by placing some of your favorite items along the counter or toward the bathtub at home. (B) This way, you will always know where to find things. [substeps] For instance, you might store towels and washcloths on one shelf in your bathroom, and soaps and cosmetics on another. (C) The more organizing you make, the more time and energy you will be able to spend in your bathroom. [substeps] Try setting up a spot where you can actually see something. (D) This will be based on how you do your business. [substeps] Make sure your appliances are separated from your bathroom.
answer:
B


question:
[header] How to care for a crested guinea pig [title] Give your guinea pig the largest possible cage. [step] A larger cage will give your pet more space to get some exercise, which is important for guinea pigs. Since guinea pigs don't use wheels or balls for exercise, the larger cage is more important because it allows them space to run around. <sep> (A) [substeps] For one guinea pig, your cage should be at least 2.5-feet (. 76 meter) by 3-feet (. (B) However, avoid letting your guinea pig run around inside a cage that is too small as it may make it difficult for them to move around. [substeps] Their cage needs to be longer than their cage so that they can stretch their bodies and get exercise. (C) Guinea pigs are nocturnal animals and need at least 8 hours of sleep a night. [substeps] If your pig is making noise, keep the door closed so she can sleep. (D) [substeps] If your guinea pig has an agile instinct, it will not have extra room to run around in. If a companion guinea pig has an agile instinct, it can easily get used to having a larger cage.
answer:

A