Help me with this, please

Which of the following cultures were among the earliest known inhabitants of north america? a) mayab) incac) anasazi d) olmec

Which of these did the soviet union do in 1961? it built a wall through berlin to keep people from moving to the west. it used force to destroy a wall the united states had built in berlin. it convinced the british and french to merge their zones in berlin with the soviet zone. it threatened to bomb berlin if the united states did not leave within 30 days.

Deu 6. the federal reserve system to regulate (1) the annual federal budget (2) state sales tax rates (3) social security payments (4) the nation's money supply . .the codoral reserve system