How many full terms may a senator serve?
a. 1
c. 4
b. 2
d. no term limits for senators

answer; /// i believe that the correct answer is(cognitive revolution);

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.