In 1833, south carolina threatened to secede from the union if a congress continued to raise protective tariffs b the federal government used force against south carolina c john c. calhoun resigned from the vice presidency d the supreme court rejected the principle of nullification

In 1833, South Carolina threatened to secede from the Union if (A) Congress continued to raise protective tariffs. Southerners were angered by the increases in protective tariffs that were included in the Tariff of 1832 and the 1828 Tariff of Abominations. As a result South Carolina threatened to secede and a political compromise was struck which was called the Compromise Tariff of 1833. 

Complementary goods. they go together, thats why one price increase and the others demand increases