Which aspect of U. S politics is most closely tied to the concept of indirect democracy

Who was in charge of american troops during world war i?

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

After studying the timeline above, what observations can you make about u. s. environmental policy between 1970 and 1996?