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 tell if a cat has a sore throat [title] Notice a change in the cat's meow. [step] Your cat's meow can help you determine if they have a sore throat. Listen to them when they meow. <sep> (A) You will notice different tones of their meow in different environments. [substeps] A cat with sore throat may meow intensely or complain loudly. (B) Their meow might sound quieter, raspier, or thinner than usual. If there is a change in the way the meow sounds or a noticeable difference in the way the cat sounds, it might point to a sore throat. (C) Cats meow every time they've got a sore throat, at least once or twice a day. You might hear this meow a lot. (D) If they do meow, then your cat has a sore throat. [substeps] Cats meow because they are in pain.
[EX A]: B

[EX Q]: [header] How to feed a warm season lawn [title] Take a soil sample of your lawn. [step] A soil sample will give you an evaluation of the nutrients and determine what amendments or fertilizers will work best for your lawn. To take a sample, use a gardening spade and dig 5 holes that are 6-8 inches (15-20 cm) deep in several areas of your lawn. <sep> (A) [substeps] Avoid digging any deeper than the hole you are taking your soil sample from. Digging 4 holes too deep, or too small, could cut off the nutrients your soil provides for its root system, which could cause your grass to die. (B) Put the soil that you unearthed in a clear container and send it to your nearest cooperative extension. [substeps] You can take samples of your soil annually to keep up with the changes in nutrient content. (C) If the holes are shallow, use a flashlight or electronic device to locate the depth on the soil. [substeps] You can purchase soil samples at most major gardening and home improvement stores. (D) [substeps] Be careful, as you could trip on a garden hose and injure yourself. You can disinfect the soil during use by using two or three levels of bleach to dissolve it, then repump if necessary.
[EX A]: B

[EX Q]: [header] How to make a limited palette in pd howler [title] Make some decisions about how you want your color palette. [step] Do you want it warm...maybe you want a cool. [title] Choose the the three primary colors. <sep> (A) [step] They will be yellow, red, blue. There are many shades to every color and the shade is what determines the warmth or coolness of the colors. (B) [title] The second color is the quark color blu-ray. [step] That will differ but in this picture about 8 ounces of color is used. (C) [step] You will need some neutral colors, you can use them just the same! [title] Get out a different palette, stick to the one you need and make it softer or stronger. [title] Put all your equipment or existing supplies in it! [title] Paint the field! [step] Dry the field thoroughly after painting. (D) [step] Pink can do yourself a lot of damage. Black or even green won't work.
[EX A]:
A