Who gives someone the exclusive right to produce a product encouraging creativity

Which of the following is an example of one of the successes of the marshall plan? a. a few eastern european countries decided to turn to democracy. b. western european economies were stronger than they had been before wwii. c. borders between western and eastern european countries shifted. d. eastern european countries eventually took part in the plan. ( answer in the format above so i can understand)

What was the most important consequence of the large-scale ecological changes in africa two hundred thousand years ago?

What two advances did europeans borrowed from china