What is an incentive?

a) a way to minimize the use of resources on a particular want
b) a gesture or a reward to increase productivity or motivation
c) a punishment or penalty for overusing or misusing a resource
d) a freely available resource that fulfills an unlimited want

Which best describes the purpose of the south carolina exposition and protest, which was written by john c. calhoun? a) to explain why the south was nullifying the tariff of 1828 b) to describe the ways the tariff of 1828 would southerners c) to persuade northern states to rebel against the federal government d) to ask england for if the south decided to secede from the union