Historians distinguish between primary and secondary sources. however, primary and secondary sources, while providing information about the past, pose problems as well to historians. what problema do primary and secondary sources pose?

Why was the sixteenth amendment important to woodrow wilson’s efforts to regulate the economy? a) the sixteenth amendment lowered interest rates charged by banks. b) the sixteenth amendment allowed congress to levy an income tax c) the sixteenth amendment lowered tariffs on imported goods d) the sixteenth amendment allowed congress to break up monopolies