Which was the largest of the early american civilizations? a) olmec b) maya c) aztec d) inca

The answer would be D inca  hoped i helped

During the paleolithic, hominins grouped together in small societies such as bands, and subsisted by gathering  plants  and fishing, hunting or scavenging wild  animals. the paleolithic is characterized by the use of knapped stone tools, although at the time humans also used  wood  and bone tools.

Ibelieve the answer is water and oil.