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.

How is the city of savannah related to the union strategy of a full blockade of confederate ports? a) savannah was the last port needed to be secured in order to totally blockade the coast of georgia. b) savannah was the least significant city in georgia, and the union strategy centered on securing atlanta and capturing the tennessee river. c) savannah was the least significant city in georgia, and the union strategy centered on securing atlanta and capturing the chattahoochee river. d) savannah was the most significant port in georgia, and the union strategy centered on securing bases at savannah and the outlying islands to fully blockade georgia.