The union’s control of the mississippi river hurt the confederacy’s ability to supply its troops. maintain its navy. divide the north. recapture new orleans.

The Union's control of the Mississippi River hurt the Confederacy's ability to supply its troops.

During the Civil War, control of the Mississippi River became one of the main objectives.

On July 4, 1863 after a forty-day siege, Vicksburg was taken by General Ulysses S. Grant, which allowed the Union to control the river and divide the Confederacy into two. Texas, Arkansas and Louisiana were isolated from the rest of the Confederation and the defeat also meant for the Confederation the loss of livestock and agricultural resources of the first two.

Its A

Explanation:

supply its troops

the answer is use of support  

the answer is b: the religion they practice.

here's why:

there were many different native american tribes and those with similar characteristics formed a main tribe or nation. each had its own language, religion and customs.