5. Which event marks the end of the Great Depression?
A. the New Deal
B. the Stock Market Crash
C. the Social Security Act
D. World War ||

the correct answer is =   british soldiers attacked and killed five boston townspeople.

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.

the main objectives of the progressive movement were eliminating problems caused by industrialization, urbanization, immigration, and political corruption.