Help with assignment

As we have seen, the ancient Greek definition of democracy tends to differ with most modern conceptions of the term. How did Aristotle define democracy? Explain what systems Aristotle viewed as better alternatives. Do you think his criticisms of democracy are valid and do they remain so today?

Must use the following sources:

http://classics.mit.edu/Aristotle/politics.html (Aristotle- Politics Books 3-7)

Aristotle and Law https://s3.amazonaws.com/saylordotorg-resources/wwwresources/site/wp-content/uploads/2012/10/POLSC201-1.7.4-The-Primacy-of-Law-FINAL.pdf

Justice and the Polis https://s3.amazonaws.com/saylordotorg-resources/wwwresources/site/wp-content/uploads/2012/10/POLSC201-1.7.3-Distributive-Justice-as-the-Task-of-the-Polis-FINAL.pdf