What federal agency enforces the prohibition of employment discrimination based on race, color, religion, sex, or national origin as it applies to shipboard employment onboard US flag vessels?

Correct Answer: Option A — Equal Employment Opportunity Commission (EEOC)

The Equal Employment Opportunity Commission (EEOC) is the federal agency responsible for enforcing laws that prohibit workplace discrimination. These regulations apply to all US-flagged vessels, ensuring that employment practices regarding hiring, promotion, and treatment are free from bias based on race, color, religion, sex, or national origin.