1. Hunter-gatherers had only a few goods. Why was this important for them? a. They needed to be able to travel long distances.
b. They preferred to hunt rather than to make things.
c. They did not want to be robbed.
d. There were no places to buy or trade for goods.

An externality can be created by a. people working at a production job and enjoying their work b. a production activity but not a consumption activity c. a consumption activity but not a production activity d. a production activity or a consumption activity externalities a. are always positive, and an example is flu vaccinations b. are always negative, and an example is the pollution created by trucks c. can be negative or positive. logging has a negative externality, and education has a positive externality d. can be negative or positive. a negative externality is having to go to school when you would rather go to the beach, and a positive externality is spending time with your friends

Humphreys collecting data for the tearoom trade study under the pretense that he was a lookout is an example of a violation of the principle of: a. justice.b. beneficence.c. respect for persons.

What is the name of this mountain range found in northern africa?