Erik erikson defines as the gap between the security of childhood and the autonomy of adulthood.

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.

It allowed for things to be produced much more quickly and efficiently