How did the capture of vicksburg, mississippi, take advantage of a confederate weakness?
a. the confederacy had few soldiers and relied on its well-trained generals to win battles.
b. the confederacy had few weapons manufacturers and relied on vicksburg for ammunition.
c. the confederacy had few railroads and relied on the mississippi river for transportation.
d. the confederacy had few ships and relied on vicksburg to build and maintain them.