Publication of flaws in encryption used for copy protection is a potential violation of: A. HIPAA B. U.S. Commerce Department regulations C. DMCA D. National Security Agency regulations
DMCA is designed to govern electronic channels and tackle the problems the online revolution confronts regarding copyright.
DMCA's mission seems to be to accommodate the rights of intellectual property producers and investors and investigate anything other than a copyrighted material that really occurs throughout the digital environment.
The other given choice are not related to the given content. So that option C is the right one.