Which describes two significant differences between the north and the south in the years leading up to the civil war? a) the north was industrial and did not permit slavery, while the south was agrarian and depended on slavery. b) the north did not permit slavery and supported two major political parties, while the south depended on slavery and supported only one major political party. c)the north was industrial and grew its own food, while the south focused on cash crops and imported most of its food. d) the north had a system of railways and imported food from other parts of the country, while the south relied only on road and river systems and supplied its own food.