Question

era of good feelings
the slavery debate
slavery was a great cause of \sectionalism,\ political conflict during the era of good feelings.
john c calhoun, monroes vice - president, defended slavery as the backbone of the southern economy. meanwhile massachusetts senator, daniel webster, wanted to increase tariffs on imports to protect northern businesses.
who defended slavery as the backbone of the southern economy?
alexander hamilton
john c. calhoun
daniel webster

Explanation:

The text on the left side of the image clearly states that "John C. Calhoun, Monroe's vice - president, defended slavery as the backbone of the Southern economy."

Answer:

B. John C. Calhoun