Answer:
d.the invention of the cotton gin by eli whitney in 1793?
Answer:
d.the invention of the cotton gin by eli whitney in 1793.
Explanation:
The antebellum era was a period of the history of Southern United States that went from the late 18th century to the Civil War. This already eliminates options b and c.
Cotton plantations, which relied on slavery, led to the economic growth of the south.
So the correct answer is:
d.the invention of the cotton gin by eli whitney in 1793.
