Asap! 50 points
which statement accurately compares the military strategies of the north and south regarding control of the mississippi river during the civil war?
a. the north sought use of the river to ship freed slaves to northern cities, while the south wanted to use the river to ship cotton to northern cities.
b. the north sought use of the river to ship grain, while the south wanted control of the river to launch attacks on the city of st. louis.
c. the north wanted control of the river to divide the south in two, while the south wanted use of the river to keep the confederacy strong.
d. the north wanted the river as a source for fresh water for its troops, while the south wanted use the river only for transportation.