Viewed in Historical Terms,federalism Has Been a

Viewed in historical terms,federalism has been a

A) contentious and dynamic system that has adapted to the needs of the time.
B) theoretical principle,in that constitutional provisions for federalism have had virtually no impact on the relationship between the nation and the states.
C) flawed principle,in that the relationship between the nation and the states has been a constant source of problems without many positive benefits.
D) fixed principle,in that the relationship between the nation and states is almost completely defined by provisions of the Constitution.
E) poor replacement for the confederal system which existed before the Constitution.