Answer asap which statement best describes the strategies of the north and south during the blockade of charleston during the civil war? a)the north wanted to keep out slave ships from africa, and the south wanted to ship cotton to europe. b)the north sought to prevent all exports and imports, and the south wanted to import weapons and supplies from europe. c)the north wanted to prevent only weapons import, and the south wanted to export products as usual. d)the north decided to focus its blockade just on charleston, and the south wanted to launch blockade-runners to take down enemy ships.