Final answer:
The primary objective of the barber license law is to ensure that consumers receive services from individuals who have fulfilled educational and testing requirements, ensuring public health and safety.
Step-by-step explanation:
The primary objective of the barber license law is to protect consumers. Occupational licenses serve as a benchmark for quality in the labor market, indicating that professionals, like barbers, have undergone requisite education and testing to ensure they possess the needed skills and knowledge. This licensing process, overseen by government agencies, helps to maintain public health and safety by ensuring that those who provide services meet consistent, regulatory standards.