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 protect your intellectual property [title] Know the three types of intellectual property. [step] There are three different types of intellectual property that you and your business may have created. Each can be protected under the law, but there are different categories for each one. <sep> (A) A shortcut to remember the differences between the three is that a patent protects the invention, the copyright protects the artistic expression of the invention, and the trademark protects the brand name. [substeps] If you have invented an item or system that is new, useful, original, or ornamental, then you may be able to patent it. (B) [substeps] Trade secrets are the only kinds of intellectual property that you and your team can sell. Goodwill is the only type of intellectual property which you can earn without investment. (C) Realize the following basic categories : [substeps] Intellectual property. This is non-exempt from federal and state laws. (D) To protect intellectual property, you must be licensed, insured, and have information about how this performance impacts you and those involved. [substeps] Private intellectual property is allowed only if there are only two parties involved, or if the business isn't trademarked.
[EX A]: A

[EX Q]: [header] How to fake stainless steel appliances [title] Buy some stainless steel contact paper. [step] You can find it at your local home improvement store or online. How much you buy will depend on which appliances you plan on covering. <sep> (A) Pure stainless steel contact paper takes around $10 per share. [substeps] Buy your state's " grants1 " size or 15 millimetres. (B) Pre-cut contact paper works perfectly for this project. [substeps] Do not purchase pre-cut contact paper from a home improvement store. (C) Either use a commercial stainless steel contact paper for your stove, refrigerator, and microwave units. You can also use water mixed with food grade soap or titanium coated with cooking spray. (D) [substeps] Stainless steel contact paper is plastic-based, so it cannot withstand heat. It is not suitable for surfaces that get hot, such as stovetops.
[EX A]: D

[EX Q]: A man is spraying the paste on the roof, a male is handing off the pieces, and a guy is adding the pieces to the pasted area on the roof. a person <sep> (A) is spraying the paste on the roof pieces. (B) is wearing a white apron and the color is on the screen. (C) sets the same tarp on the outside of the roofing and throws rakes out of the tarp onto the roof. (D) is laying out plaster on the roof.
[EX A]:
A