Which of the following is a national privacy law in the USA?

The correct answer is B. CCPA (California Consumer Privacy Act).

The CCPA is a state law applicable to California residents that enhances privacy rights and consumer protection for residents of California, making it one of the most notable privacy laws in the United States. While GDPR is a European regulation, COPPA relates to the online privacy of children, and the SHIELD Act is specific to New York’s data breach protections.