The board of supervisors is the most important group of individuals in county government. Who makes up the board, and what are their specific duties?

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; biological;

answer; to save lives and protect property;

answer; heredity ;