Which case ruled that when acting as a private person even the president of the united states is not above the law?
a. altria group
b. citizen's united
c. nixon v. administrator of general services
d. clinton v. jones?

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.