Answer:
Option D.
Step-by-step explanation:
Federalism, is the right answer.
Federalism is the method where the government is constitutionally distributed between central regulatory power and constituent assemblies. The following are the principal features of Federalism:
1. The government consists of two or more tiers or levels.
2. The separate tiers of authority rule similarly inhabitants. But, each tier continues its individual control in special subjects of law, money-gathering and administration.
3. Country's Constitution establishes the separate jurisdictions of the different tiers of authority.