TASK DEFINITION: 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".
PROBLEM: [header] How to set up a caique parrot habitat [title] Choose a large cage. [step] Although the caique is a medium-sized bird, it needs a great deal of space. Select a cage that can accommodate this energetic parrot. <sep> (A) New cages tend to have more cages that are more hearty and safe, as these should not be bigger than 20 square feet (36 square meters) on all sides. If you're keeping a senior parrot, choose a caique that has built in cage work. (B) When it comes to caique cages, bigger is always better. [substeps] The smallest cage for a single caique should be 24 x 24 x 24 inches (60 x 60 x 60 cm). (C) The standard size for caique quarlings are 4 inches (10 cm) and five feet wide. Add a basking bulb, separate the block of wood with coarse wood shavings and place the bottom on a cooled to room temperature examination table. (D) For a more fluid experience, a small cage that you can comfortably surround your bird in will help to make the experience more comfortable. [substeps] A second enclosure can provide the environment your bird will be inhabiting without having to create a constant environment, changing its structure and its oxygen levels.

SOLUTION: B

PROBLEM: There is a large decorated christmas tree behind them. There is a woman sitting in the living room with a little girl. the boys <sep> (A) begin to climb hill on the christmas tree with an orange garland and used a brush. (B) play foos ball with the men. (C) are showing the little girl how to pierce her nose piercing. (D) start to play as the woman continues knitting the tree.

SOLUTION: B

PROBLEM: [header] How to change your security settings on firefox [title] Launch firefox. [step] To open the firefox browser on your computer, click on its icon, which should be on your desktop, start menu, or taskbar. [title] Click on the settings button. <sep> (A) [step] Look for the icon with three short horizontal lines arranged one on top of the other found at the top-right corner of the browser. Click on the icon to display a drop-down menu.. (B) [step] Depending on which version of firefox you have, scroll down and click on " specific settings. " the settings menu should be located on the upper portion of the page, and is tilted slightly to the left to display a list of settings. (C) [step] This icon is at the upper right-hand corner of the page, across from a gray gear icon containing gears. Clicking on it will take you to a page that lists all your current firefox settings. (D) [step] In the menu on your firefox, click on " settings " located towards the upper right corner of your browser, and click on " settings. " you will see a list of settings you can change.

SOLUTION:
A