eee please helppp

How did the Union blockade of the southern coast affect the Confederacy during the Civil War?

A) It forced it to build ships that could outrun the blockade.

B) It contributed to shortages of weapons and food.

C) It encouraged European countries to trade with the South.

D) It caused it to build more factories to supply its needs.

eee please helppp How did the Union blockade of the southern coast affect the Confederacy during the Civil War A It forced it to build ships that could outrun t class=