Is a term including the aspects of linguistics applied toward the connections between language and society, and the way we use it in different social situations.

The answer would be Sociolinguistics

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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.