Which of the following are parts of the american political tradition? political parties democracy the rule of law communism kings and queens

political parties/democracy

the 2nd option is the answer

the factors that the economies of the muslim empires prosper were:

1- land trade routes-located between three continents  

2- sea trade routes

trade contributed to the spread of muslim empires, and with that islamic culture led to a growing feeling of internationalism resulted in the transfer of technology, science, and other cultural forms.