One key advantage that trade secret law has over the use of patents and copyrights in protecting

companies from losing control of their intellectual property is

a$.$ no royalties must be paid on trade secrets$.$

b$.$ the time limitation for a trade secret is longer than for patents and copyrights.

c$.$ trade secrets can become part of the prior art and be used to protect patents and copright.

d$.$ there is no need to file an