The end of the stone age (around 10,000-12,000 years ago) witnessed the change from hunter-gatherer societies to agricultural societies. this led to the rise of civilization. one of the societal changes that occurred at this time was that people a. migrated south ahead of advancing glaciers. b. relied more on meat than plants for their diets. c. began to farm and live in permanent settlements. d. began to interact and trade with distant societies.