Paleolithic humans consisted of hunters and gatherers who divided themselves into small a. states b. settlements c. religious cults d. nomadic tribes

Its D. i just took the test.

answer is b.

  it is always the best policy to have good communication and good relations between individuals and, specially, between leaders of the countries. for this purpose, among others, there is a common place, the united nations, where the representants can present his and learn about the other country's policies.