In 1790 there were six slave states; in 1860 there were 15. ·from 1790 until congress banned the importation of slaves from africa in 1808, southerners imported 80,000 africans. ·by 1860 approximately one in three southerners was a slave. which event played the greatest role in creating these conditions in the south during the antebellum era?
a. the northwest ordinance of 1789
b. the dred scott decision of 1857
c. the secession of south carolina in 1860
d. the invention of the cotton gin by eli whitney in 1793

the correct answer is

d. the invention of the cotton gin by eli whitney in 1793

the reform movements that arose during the antebellum period in america focused on specific issues: temperance, abolishing imprisonment for debt, pacifism, antislavery, abolishing capital punishment, amelioration of prison conditions (with prison's purpose reconceived as rehabilitation rather than punishment), the humane treatment of animals, the humane and just treatment of native americans, the establishment of public institutions for the care of the destitute, orphans, blind, and mentally ill, the establishment of public schools, the abolition of tobacco use, vegetarianism, health reform, homeopathic medicine, woman's rights (including, at first, especially the establishment of a woman's right to own property apart from her husband and her right to sue for divorce), and the amelioration of labor conditions (including higher pay, the right to form unions, the right to strike, and the demand for limits on the number of work hours, and safe working conditions).

explanation:

the answer should be founding brothers. i hope i you!