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 become a loner [title] Find productive ways to spend time alone. [step] Loners often spend time alone to recharge after spending a lot of time socializing. You can do whatever you want when you're alone, which is one of the great things about being a loner. <sep> (A) Join a club or craft project that excites you. [title] Visit a library, movie theater, or a school newspaper. (B) However, since you'll be spending a great deal of time alone, learn to use that time wisely. [substeps] Learn a new skill, or use your alone time to focus on your hobbies. (C) [substeps] Your solitary time is important because it helps you feel more involved in doing a variety of things. For example, you could pretend you're an explorer or go hiking. (D) [substeps] If possible, try your hardest to take a break every hour of the day to " recharge. " this is also one of the best ways to distract yourself from your thoughts and worries.
[EX A]: B

[EX Q]: [header] How to get oil out of hair [title] Shampoo your hair several times. [step] Use your regular shampoo to wash your hair in the shower. Really work the shampoo into your scalp using your fingers and rinse it out thoroughly with lukewarm water. <sep> (A) Rinse your hair as soon as possible after it is done, as prolonged washing can hurt the scalp. [title] Dry your hair as soon as possible. (B) Have a good conditioner available on hand for long-term use. [substeps] Because oil can build up if you're not getting it regular, don't rinse it out very often, as this may clog or unbalance the hair follicles. (C) Repeat the process one or two more times, as needed. [substeps] After you finish shampooing, add some conditioner to your hair and let it sit for 5 minutes before rinsing out. (D) [substeps] You can use a hairdryer, a microfiber cloth, or a shower cap to gently detangle your hair to avoid spreading the oil or holding your hair in. [title] Squeeze a dime-sized amount of shampoo from a bottle.
[EX A]: C

[EX Q]: A group of kids is building a moat filled with water around a sand castle. A little girl with floaters on pour water in the moat. we <sep> (A) see fireworks going off in the background as the kids continue to build. (B) see an opening title screen. (C) see children on the other side avoiding the water castle. (D) see kids across the beach working on their castles in the wet sand.
[EX A]:
D