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]: A pot of water boils on a stove. A person shows us a package of spaghetti then adds the spaghetti to the boiling water. the man <sep> (A) places the spaghetti into a pot of water. (B) stirs the spaghetti in the pot. (C) adds more spaghetti until the cooked spaghetti is finished. (D) boils spaghetti onto a plate and sets the plate aside.
[A]: B


[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.
[A]: C


[Q]: A person shows the bottom of a large dust mop. then <sep> (A) , the person blows the dust vigorously with the mop. (B) , the person mop the floor, plaster and half of the frame of the floor. (C) we see a neon sign with a map of the country. (D) , the person cleans a gym with the large dust mop.
[A]:
D