The chief way that administrative agencies exercise power over policy is through
A. rulemaking, or deciding how a law will operate in practice.
B. judicial interpretation, or mandating the constitutionality or unconstitutionality of a new statute.
C. hiring and firing government personnel in the name of efficiency and effectiveness.
D. testifying before Congress on the merits or demerits of a proposed regulation or law.
E. None of these answers is correct.