Discuss what the difference is between Direct vs. Representative Democracy?

in approx. 1500-2000 words;
please discuss what the difference is between Direct vs. Representative Democracy?
Which form of democracy did the framers of the United States favor for the new
America and why? Where can we see influence of Aristotle’s early ideas of a “city-
state” in present day government? PLEASE CITE AND include a
REFERENCE page.