The wages and benefits of federal government employees are determined:

A) By civil service rules
B) Through collective bargaining
C) By Presidential directive
D) By the Director of the Office of Personnel Management

Federal Government

The national government of a federal country, which holds the sovereign authority and power over matters that pertain to the country as a whole, distinct from state or provincial governments.

Civil Service

The body of government employees who are employed on behalf of and who are responsible for the administration of the state, often excluding military and elected officials.