Bart is 21 years old and is not sure what kind of work he would like to do after college. like many americans his age, bart has not yet developed a(n) identity.

 Like many Americans his age, the fact that Bart, who is 21 years old is not sure what kind of work he would like in the future after college means that has not yet developed a vocational  identity.The vocational identity is one of the several identities. It is related to career exploration by adolescents.

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.