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]: Wraps are shown on a plate. a man <sep> (A) rips the wrapping paper and shows a container. (B) is then seen laying out pieces of paper using a spool. (C) spreads food out onto a wrap. (D) is waxing and cutting a ski.
[EX A]: C

[EX Q]: [header] How to diagnose and treat anal gland disease in cats [title] Notice the cat favoring their behind. [step] If there are problems with the anal glands, the cat will pay attention to it in a way that you will notice. They may lick it or bite at it. <sep> (A) This is a sign of a stressed cat. If you know that the cat is stressed and doesn't want to eat, keep an eye on the cat's back to see if it is depressed. (B) However, the cat may not lick at the glands. This behavior is a sign of poor health. (C) They may also scoot their behind across the floor. [substeps] Your cat does this to try and alleviate the pain and itchiness. (D) The cat also may cry out, disgust, or gain weight due to the condition. Take your cat to see your vet and get an answer right away.
[EX A]: C

[EX Q]: [header] How to care for snakes [title] Buy a terrarium that will suit the snake. [step] A terrarium is a glass enclosure for snakes. It looks like a fish tank with no water in it. <sep> (A) Make sure it is specifically made for holding snakes as they are very good escape artists and will likely escape without a secure lid. You may need to purchase a long or tall terrarium depending on the breed of snake you get. (B) Terrariums can be the best choice as they allow the snake access to the water (and substrate) of the tank, and provide a temporary head back to underwater. If your tank requires a lid, look for something that is about 8 or 10 feet (3.7 or 15. (C) [substeps] Reptile aquariums, or reptile aquariums, are more natural in appearance, than aquatic aquariums. They are air-tight aquariums that are kept on neutral: a tank has to pass air currents at the top but water can drain out. (D) It has to be big enough for the snake to enter and exit the tank. Terrariums are portable and require less space, allowing for larger snakes to fit comfortably in.
[EX A]:
A