Most U. S. citizens are

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.

answer; a biased sample;

answer; the f b i. the drug enforcement administration(dea); the bureau of alcohol, tobacco and firearms and explosives; u.s postal inspection service;