Answer:
the answer to this is A true
It increased because of the industrial era<span />
Federalism is one of the central principles of American Constitutionalism because helps in the dividing and sharing of power between state and national governments, thus, making organization of the government manageable and standardized.
The other major principles of American Constitutionalism are:
Popular Sovereignty; Checks and Balances; Limited Power of the Government; Separation of Branches.
Direct democracy and pure democracy are the same thing. All decisions are based and voted on by the people.
Answer:
a-0(where a is greater than 0)