Which of the Following Is True with Regard to Patent

Which of the following is true with regard to patent protection?

A) The patent protection order is an order of the court requiring a person who stole and used a trade secret to make an accounting of all profit realized from its use.
B) Unlike copyright,patent protection does not come automatically.It must be applied for.
C) Patent protection for property lasts for a period of 15 years and is renewable,but it must be used during that time or it will be considered abandoned.
D) Unlike copyright,patents can extend to "every original literary,dramatic,musical and artistic work" produced in Canada.
E) Computer software is never patentable in Canada.