Answer:The northern economy relied on manufacturing and the agricultural southern economy depended on the production of cotton. The desire of southerners for unpaid workers to pick the valuable cotton strengthened their need for slavery.
Explanation:
The Preamble states that an overriding purpose of the U.S. Constitution is to “promote the general welfare,” indicating that issues such as poverty, housing, food and other economic and social welfare issues facing the citizenry were of central concern to the framers.
Battle of Saratoga is the answer