Concerning similarities and differences between a trade secret and a patent, which following statement is wrong? ( )

A. The underlying purpose of trade secret and patent laws is to help inventors and owners protect their intellectual property, the fruits of their labor.
B. Patent does not remain secret. It is published and made publicly available for the purpose of encouraging and promoting further invention.
C. A trade secret must be guarded with reasonable measures to protect its secrecy.
D. The owner must register his or her trade secrets with the relevant governmental body to qualify for trade secret protection.