Concept:Indirect services are public services paid for by the government using taxes, not paid directly by the people who receive them.
Explanation:Custom officers, civil servants, and law makers provide services to the general public on behalf of the government.
These workers receive salaries from public funds, so their services are indirect services.
Family doctors, however, provide medical care directly to patients who pay them for their services.
Therefore, family doctors provide a direct service, not an indirect service.
Answer:B. Family Doctors