Progressive era reformers tried to reduce the gap in wealth between the rich and the poor by

implementing a graduated income tax

Explanation:

A progressive tax or graduated income tax is a tax policy in which the tax rate increases progressively from low to high incomes, meaning that people with higher income gets taxed more, in the US the first progressive income tax was established by the Revenue Act of 1862 by President Abraham Lincoln

b)

it created free trade throughout the colonial territories.

social act if im thinking of the right thing

explanation:

know it