Option(a) the federal regulation takes precedence.
What is federal regulations?
The Code of Federal Regulations (CFR) is a codification of the general and permanent regulations published in the Federal Register by the executive departments and agencies of the Federal Government. It is organised into 50 titles that reflect large areas of federal regulation.
What is the process of regulation?
The process of developing Federal rules is sometimes referred to as "rulemaking." First, Congress passes legislation to solve a social or economic need or problem. The legislation designates a certain agency to be in charge of enforcing the law, including the development of any required rules.
Hence Option(a) is a correct answer.
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