Which political most strongly supported the idea of nullification ?

a) daniel webster
b) henry clay
c) andrew jackson
d) john c. calhoun

D) John C. Calhoun

Explanation:

John C. Calhoun, in the 1828 South Carolina protest and exposition, supported the state's claim that it could nullify the 1828 tariff legislation, which, if true, would give the state power to nullify federal laws. Although Jackson sympathized with the South, he also believed in a strong union of states, something that implies having a strong central government. By contradicting Calhoun, Jackson and him became strong rivals.

the absence of provision for the aged and disabled.