Between 1950 and 1973 there was a reduction in income inequality. This was in part due to the federal government's progressive income tax policy. In practice, how did this policy work? Question 6 options: a) Wealthy Americans paid higher taxes than others. b) All citizens paid an equal sum. c) Immigrants paid higher taxes than citizens. d) Voters paid higher taxes than nonvoters. e) Income tax was paid depending on the age of the person