I think it was Native Americans, I could be wrong though...
Pollution,pollution is spreading faster and faster by the moment.Surely later on in the future it will become a bigger and or worse problem.
1. The primary group for whom goods and services are produced in a traditional economy is the tribe or family group. In a command economy, the central government decides what goods and services will be produced, what wages will be paid to workers, what jobs the workers do, as well as the prices of goods.
Answer:
Tigris and Euphrates Rivers
Explanation:
