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". 

[header] How to paint watermelon nails [title] Remove any old nail polish. [step] Soak a cotton ball or pad with nail polish remover. Rub the soaked cotton ball over the old nail polish gently to remove the polish. <sep> (A) [substeps] Rinse away the polish from the peel and gently scrub away the residue, to avoid further staining the polish. You do not have to cover the peel in nail polish remover. (B) Don't wipe the wet cotton onto the watermelon, but rather gently rub it over the nail until the paint is lost. [substeps] Washing the cotton ball between uses will get rid of any old paint. (C) You can also wear gloves to avoid damaging your fingers. [substeps] The rubbing motion will help the polish to adhere to the nails. (D) [title] Paint your entire nail a light pink or red, the color of watermelons. [step] After applying a clear base coat apply a thin coat of pink or red polish starting at the base of the nail and working your way up.
D

[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.
D

[header] How to deal with negative people [title] Remember that you do not have to try to cheer them up, solve their problems, or have a solution. [step] It is laudable to try to turn things around for them. However, keep in mind you may not be able to succeed, and it is not typically your job to do so. <sep> (A) In dealing with negative people, it is also important to have good boundaries for yourself. [substeps] Sometimes the best way to deal with negative people is for you to remain positive and ignore their negativity. (B) Your job is to do what you can to improve or to make sure those around you cope. [title] Make sure that you are up front about your intentions. (C) Remember, you are only friends! So when you're talking to a negative person, remember to be friendly and tell them you love them, and include any negative aspects you may have to focus on. Smile while you're talking and give them your attention. (D) [title] Stop comparing yourself to those around you. [step] Even if you are not friends with these people, you should not compare yourself to them.

A