Final answer:
The correct answer is D. Iron Triangles. The four parts of the bureaucracy are Cabinet Departments, Government Corporations, Regulatory Agencies, and Independent Executive Agencies.
Step-by-step explanation:
The correct answer is D. Iron Triangles.
The four parts of the bureaucracy are:
- Cabinet Departments
- Government Corporations
- Regulatory Agencies
- Independent Executive Agencies
Iron Triangles are not one of the four parts of the bureaucracy. Iron Triangles are a concept in political science that refer to a close relationship between congressional committees, executive agencies, and interest groups.