The Evolution of American Federalism

The evolution of American federalism

A) stemmed largely from a growing conservatism of the executive branch after the New Deal era.
B) came from economic crises, wars and problems perceived as being addressed best by the national government.
C) was only marginally influenced by decisions of the Supreme Court.
D) developed primarily from the stance taken by Congress when it proposed the Fourteenth Amendment.
E) ceased during the decades before the Civil War.