The term nullification refers to which of the following?
O a resolution written by Thomas Jefferson
O the right of a state to call a federal ruling unconstitutional
O the expansion of the American frontier
O the president's refusal to sign something Congress has passed



Answer :

Final answer:

Nullification refers to the state's right to deem a federal law unconstitutional, exemplified by historical events such as the South Carolina Nullification Crisis.


Explanation:

Nullification refers to the right of a state to call a federal ruling unconstitutional. This concept was exemplified by states like Kentucky and Virginia passing resolutions to nullify federal laws they disagreed with, asserting their right to disregard laws they deemed unconstitutional. An example is the South Carolina Nullification Crisis during Andrew Jackson's presidency.


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