Which of the following actions are tangible evidence the federal government at work? select all that apply.

protecting wildlife in our national parks
printing money
fighting fires in the sierra nevada mountain range
protecting the florida coastline from illegal smuggling
regulating the price of oil

greek theater actors are greek

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.