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". 

[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.
[A]: C


[Q]: [header] How to be a bondi lifeguard [title] Contact a surf life saving club in or close to bondi. [substeps] Just about anyone can volunteer to be a lifesaver at sydney surf life saving clubs. Surf clubs will be happy to chat to you and tell you what is required if you want to be a volunteer lifeguard. <sep> (A) [title] Find the best and safest surf-life saving club in your area. [substeps] Surf lifeguards live off the beach, and they will probably need two-way water transportation, quite possibly a car or bicycle. (B) Many will provide all the training you'll need. Call them, check out their websites or simply head down and chat to them. (C) This can be achieved by attending the lifesaving club on the first day, then going on to other lifeguard's clubs along the way. If there are lifeguards at any of their lifesaving clubs, talk with one of those lifeguards. (D) This is the only legal aspect of volunteering. They will be able to suggest hours of work that are perfect for you or your specific lifeguard job.
[A]: B


[Q]: [header] How to follow the mind diet [title] Come up with a meal plan. [step] With any new diet, it'll be very helpful to come up with a meal plan for yourself. While some diets come with suggested meal plans, the mind diet does not, so you'll need to create this yourself. <sep> (A) [substeps] A meal plan can simply include suggestions. An example meal plan could be: opt for a healthy appetizer or main course. (B) Once you know what food groups you want to go to see, find a few ideas you think look good and then make a meal plan for yourself. [substeps] Allow yourself 30 minutes per day to set your meal plans. (C) [substeps] Once you've decided to follow this brain-healthy diet, sit down for a few minutes to create your meal plan. Write down every breakfast, lunch, dinner and snack that you'll have for an entire week. (D) [substeps] It may help to revisit existing diet lists from past years and find out which meals have been better on this list. You may think that changing a diet plan will help to help prevent either lifestyle or weight changes.
[A]:
C