Question

which political party developed the ideas of graduated income tax and coinage of silver?
republicans
whigs
democrats
populists
rewatch

Explanation:

The Populist (People's) Party, a late 19th-century US agrarian reform party, championed policies to support rural and working-class Americans, including a graduated income tax to reduce wealth inequality and the free coinage of silver to increase the money supply and ease debt burdens for farmers.

Answer:

Populists