i need help asap!!
What was John C. Calhoun's theory of nullification?
A. A state has the ability to nullify another state's law if that state finds another state's law unconstitutional.
B. A state has the ability to nullify a federal law and therefore ignore that law, if that state finds the federal law unconstitutional.
C. The federal government has the ability to nullify a state law if the Supreme Court finds the law unconstitutional.
D. The federal government is constitutionally permitted to take up arms against any state that tries to nullify a federal law.