How as Americans do we understand the idea that Thomas Jefferson (who wrote the Declaration of Independence) and many other founding fathers owned HUNDREDS of slaves?

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.

they protect against unsafe foods and medicines being sold

explanation:

answer; ///(3) three parts;