What geographic advantage did the Confederacy have compared with the Union at the beginning of
the war?
a. Control over most of the Mississippi River.
b. Major ports located along the Gulf of Mexico.
C. Extensive river systems to help transport troops.
d. Long mountain ranges protecting it from invasion.
STEBU BRELAND

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; participant observation method;