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 treat cold sores in your nose [title] Figure out if you have cold sores in your nose. [step] Because it is difficult to see inside of your nose, you may need to figure out if you have cold sore instead of another condition such as an ingrown hair or pimple. Checking the areas in and around your nose can help you figure out if you have cold sores in your nose. <sep> (A) [substeps] Check your nose from the bottom of your nose, just in front of your cheekbone, towards your chin. If it feels numb, there is probably something there. (B) [title] Determine if you have a stuffy nose. [step] In your nose, you may need to take some pressure off of the bridge of your nose and see if that pressure is gone or causes the discomfort. (C) [substeps] Use a mirror to check the visible surfaces of your nasal cavity. You may not be able to see much, but even detecting a cold sore can help. (D) [substeps] To figure out if you have cold sores, you may be looking in your nose. Either look back at the corner of your nose, or look to the floor.
[A]: C

[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 recharge [title] Take a warm bath. [step] A long soak in a warm, relaxing bath can soothe the muscles in your body. Indulge in a bath at the end of a long day, even if you don't feel especially sore. <sep> (A) By relaxing your muscles, you send signals to your body letting it know that the time has come to rest and relax. Triggering your body's relaxation mode before you go to sleep can make your sleep more restful, leaving you feeling thoroughly recharged in the morning. (B) The warm water will refresh and stretch your muscles. [substeps] According to a study done in microbiology, neither guy should get more than two baths per week. (C) [substeps] If you're trying to upgrade your energy, indulge in a few extra minutes of bath time. You can also use a warm, relaxing bath. (D) Even if you can't go forward with your workout, a few minutes of quality bath time can help recharge you. [substeps] Soak in some epsom salts.
[A]:
A