The Constitution's preservation of state governments is accomplished through

A

communism

B.

federalism

C.

theocracy

D. none of the above

B. Federalism

Explanation:

Federalism is a compound mode of government. It combines central government with regional government. Federalism can be defined as a form of government in which there is a division of powers between two levels of government of equal status. That's why the Constitution's preservation of state governments is accomplished through Federalism.