The Folsom culture was replaced by the O Plano culture.
O Clovis culture.
O American Indian culture.
O Paleo-Indian culture.

it was replaced by the Plano Culture

in 550 b.c.e. cyrus the great, the leader of the persians, conquered the medes and united the iranian people under one ruler for the first time. cyrus became the first king of the persian empire and went on to establish one of the largest empires in world.

the right answer is d