Your grandmother is explaining to you how to use her new tablet. You ask her where she learned to use her new tablet, but she cannot recall. Trying her best, she can only tell you how it works. It is clear that your grandmother has limited .

the period of human evolution has coincided with environmental change, including ('hominin' refers to any bipedal species closely related to humans – that is, on how do we know earth's climate has changed? a map showing dates and locations of prehistoric archeological sites and migration routes from africa into.

answer; triadic reciprocal determinism;