Which of the Following Statements Describes the Relationship Between the Economies

Which of the following statements describes the relationship between the economies of the North and the South in the mid-nineteenth century?

A) Both the South and the North had equally strong economies in 1860.
B) The wealth of the industrializing Northeast was increasing more quickly than that of the South.
C) Southerners' wealth in slaves made the South's economy ten times stronger than the North's.
D) The economy of the North was stronger and more prosperous than that of the South.