The terms teapot dome, watergate, and irancontra are most closely associated with
(1) domestic policies
(2) presidential scandals
(3) federal court decisions
(4) failed reform movements

The correct answer is number 2) presidential scandals.

The terms Teapot Dome, Watergate, and Iran Contra are most closely associated with presidential scandals.

These scandals have been part of the United State Politics during different administrations. For instance, the Teapot Dome scandal happened during the William B. Harding administration, at the beginning of the 1920s. The Watergate scandal happened during the administration of President Richard Nixon. Indeed, he resigned before being impeached by Congress. And the Iran Contra scandal happened in 1885, during the administration of Ronald Reagan.

explanation:

i have ni idea

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.