When the Supreme Court Ruled That a State Could Not

When the Supreme Court ruled that a state could not tax the Bank of the United States in McCulloch v.Maryland,it said that when a state law conflicts with a federal law,the state law should be deemed invalid.This exemplifies the application of the

A) principle of stare decisis.
B) establishment clause.
C) supremacy clause.
D) full faith and credit clause.
E) privileges and immunities clause.