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".

Example Input: He then discusses what to do when a sunburn does occur, how to handle it to take care of your skin. a slide <sep> (A) shows that he should be in a building showing how to iron, then he begins by giving the results of another remove. (B) shows a person's finger and toe nails are shown before he jumps on an ironing board to iron. (C) show of a razor obtain; first is placed in a glass, then in a bowl. (D) is shown to make us aware of when a sunburn is bad and needs medical attention.
Example Output: D

Example Input: [header] How to protect the copyright of a tv show or movie [title] Confirm that you are the rightful owner of the copyright. [step] Generally you have the right to claim a copyright in your work if you created it--unless it was a work-for-hire. If you were paid to create something for someone else, you can't claim the copyright. <sep> (A) [substeps] If you created your movie or tv show independently, you have a copyright in it. If you accepted funding from someone else or allowed someone else to produce your work, your production contract should state who owns the copyright in the work. (B) However, you must know if you created a work-for-hire from another source. [substeps] Before you do your homework, find out what rights are available to the creator of your television show or movie. (C) [substeps] You generally must prove that you created the work or movie on behalf of someone else--whether you are doing it for a business or company. Generally, you also must prove that the copyright interests the person or company you are seeking the copyright for. (D) However, you may be entitled to a copyright for any work created for another person, including newspapers and magazines. [substeps] In this situation, you may be able to claim something other than a copyright.
Example Output: A

Example Input: [header] How to use an exfoliating foot peel [title] Wash your feet. [step] To ensure that there isn't any dirt, oil, or other residue that might prevent the peel's ingredients from penetrating your skin, you should wash your feet. Use warm water and your usual body wash or soap to get your feet clean. <sep> (A) [substeps] Be sure to wash them for about 20 minutes, as rinsing can irritate them. If your feet are particularly delicate, you might want to exfoliate them after being in the sun. (B) [substeps] It may be convenient to apply the exfoliating peel after a shower or bath because it's easier to wash your feet that way. [title] Soak your feet for several minutes. (C) [substeps] You can use this rinse when you've washed and done a scrub. [title] Exfoliate on your feet when you're feeling rough. (D) [substeps] Especially if your feet are already quite dry, rubbing them with water or rubbing a soft washcloth on them may stimulate an exfoliating facial. [title] Exfoliate the skin on your feet.
Example Output:
B