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]: The doctor uses a brush to scrub nails and hands. A doctor washes their hands in a large stainless steel sink with hand soap multiple times. the doctor <sep> (A) uses the brush to rub a suture needle into his palms. (B) uses a towel to clean on the sink. (C) uses a small brush to wipe several areas on the body of the sink and change water for the other areas. (D) completely rinses their hands then clasps together and walks out of the room without touching anything.
[A]: D


[Q]: [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.
[A]: A


[Q]: [header] How to include a rest day in your exercise routine [title] Write out an exercise schedule. [step] An exercise schedule is a great tool to use when you're trying to schedule in different days of exercise and rest. It can help you plan out exactly when and where you're going to stick in a rest day. <sep> (A) By keeping a daily schedule, you can make it easier to stick in a rest day. [substeps] Write out your rest day on your journal, calendar, or notepad. (B) [substeps] It can also be helpful to write out a daily every day exercise plan. You can also keep an exercise log, so you can track your progress and anticipate changes in your workout schedule. (C) [substeps] An exercise schedule can be done weekly or monthly. However, weekly schedules are a little easier to tackle and can get a little more detailed. (D) Just make sure to include things like 1-2 days of exercise per week. [substeps] Plan your workout schedule in the days leading up to your rest day.
[A]:
C