_____ is a consumer credit protection law which is part of truth in lending.

The correct identification of this consumer credit protection law as part of the Truth in Lending Act is Regulation Z. This regulation mandates clear disclosure of the terms and costs of credit, thereby providing consumers with transparent information regarding borrowing. Regulation Z aims to promote informed use of consumer credit by ensuring that individuals understand the true cost of financing.

In essence, Regulation Z primarily focuses on protecting consumers from deceptive lending practices and enables them to make well-informed decisions when it comes to loans and credit agreements. This regulation requires lenders to provide standardized information about credit terms, including interest rates and other fees, which is critical to ensuring consumer awareness and safeguarding against unfair lending practices.

Each of the other options does not accurately pertain to this specific consumer credit protection under the Truth in Lending Act, highlighting Regulation Z as the cornerstone of consumer rights in credit practices.