How did the environments in North America affect the development of American Indian cultures in the period just before Europeans arrived?
A. Cultures were forced to learn how to survive in their unique
regions.
B. Most cultures were forced to rely on hunting and gathering.
C. Cultures were isolated and were unable to trade with one another.
D. Cultures were prevented from developing advanced farming
techniques.

answer; i believe that the correct answer is (chronological order);

the idealization of the rural landscape ; admiration for the beauty of nature ; focus on an individual's inner concerns

while it was true that the cotton gin reduced the labor of removing seeds, it did not reduce the need for slaves to grow and pick the cotton.

explanation:

before eli whitney's invention of the cotton gin, picking and cleaning cotton was a slow, labor-intensive job. workers, usually slaves, had to pick the seeds from the cotton fibers by hand. this invention made it possible to grow large amounts of cotton on big farms and make money.

more than 65,000 union soldiers had been killed that summer.

more than 65,000 union soldiers had been killed that summer.

more than 65, is the correct