I believe the answer is D because that's what the federal system of government means in america.
B.united states
united states has three branches; legislative, executive and judicial branch.
The test displayed by the state-funded school would be a significant undertaking to fulfill. Building up a melodic inclination test would be sufficiently troublesome; making one that is institutionalized makes the issue significantly more muddled. Making a government sanctioned test must be fantastically troublesome and tedious. The test developers must take a gander at what they are endeavoring to test and how to do as such with no predisposition