What Did the Supreme Court Do from the 1930s to the Mid-1990s

What did the Supreme Court do from the 1930s to the mid-1990s?

A) It tended to support expansion of national authority.
B) It considered issues of federalism to be "political questions" beyond the scope of the Court's jurisdiction.
C) It consistently resisted the expansion of national power.
D) It wavered unpredictably on the issue of national authority.
E) It issued decisions that made the division of powers in federalism difficult to ascertain.