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 take care of butterflies [title] Start with baby caterpillars. [step] If this is your first time raising caterpillars, you might want to start with a caterpillar kit. You can order a kit online and choose from a variety of butterfly species. <sep> (A) You can store all your butterflies at once in the kit. Just make sure not to overpack them in 1 location. (B) [substeps] Choose a caterpillar you'll be able to collect for some extra protection. You don't want a caterpillar whose wings are incredibly weak. (C) Make sure that the caterpillar is about 3 feet (0.6 m) in length. [substeps] If it is not small enough, you will have to wait several hours before you begin the process. (D) The kit will come with everything you need to raise the caterpillars into butterflies. If you prefer, you can instead find caterpillars in your neighborhood and provide what they need to become healthy butterflies.
[EX A]: D

[EX Q]: [header] How to reinstall and obtain all of the drivers on a dell studio xps [title] Locate your windows 7 install disc. [title] Insert it into your drive. [title] Turn your machine off. <sep> (A) [title] Check the cd case to see if you have any discs that you need. [step] If they are missing you can use the " remove disc " installer. (B) [title] Reboot your machine and immediately start tapping f2 which will take you to the bios setting screen. [title] Use the arrow keys to select the boot tab and press enter. (C) [step] Do this 1 right on the computer from left to turn it off. [title] Go to programs manager and start programs' " disk cleanup " wizard. (D) [title] Take your hardware manager from your pc and open usb-and usb cable from your hardware manager. [title] Connect the power strip to the support tube and then right-click on the cable.
[EX A]: B

[EX Q]: [header] How to make under eye cream [title] Juice a few slices of cucumber and some mint. [step] You will need a couple of teaspoons of mint and cucumber juice to make this refreshing, dark circle erasing eye cream. The mint and cucumber are what give this eye cream its cooling properties. <sep> (A) Cucumber gives the eye cream more of a sheen and it also serves as a dry cleanser, as the cucumber exfoliates and cools the skin, making it glow. [substeps] You can take two slices of cucumber and slice those two slices. (B) Take some fresh mint and a few cucumber slices and put them through a juicer. [substeps] If you do not have a juicer, then you can put these ingredients into a blender and then strain the liquid through a fine sieve. (C) Plus, they are fantastic for flavor and affect. You can make this drink on the rocks. (D) A common recipe we can't use for these mouth-grabbing eye cleansing ingredients however. A mint contains less chemicals than a cucumber, so one should not use either.
[EX A]:
B