how did the development of agriculture change the lives of early south american people?
A. More groups moved near the coasts
B. civilizations quickly developed
C. groups started to settle in one place
D. many groups developed a social hierarchy
C. groups started to settle in one place
The development of agriculture allowed early South American people to grow their own food, leading to settlements in one place. This ultimately led to the development of more complex societies and eventually civilizations.