According to president truman, what policy must the united states support?

He said that if communists win the Greek civil war, it will cause instability in Turkey, which would ultimately affect the Middle-Eastern political stability. And The President said that considering United States' intense involvement in the Middle-Eastern security, US must take steps. He said that "the policy of the United States to support free peoples who are resisting attempted subjugation by armed minorities or by outside pressures"

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.

What biome? i can just which