Which of these was not a similarity shared by the Americas and sub-Saharan Africa in the period 600 BCE-600 CE?

Question

Quizplus · Accepted Answer

During the period 600 BCE-600 CE, overpopulation was not a common issue shared by the Americas and sub-Saharan Africa. Both regions experienced the spread of villages, patterns of agricultural development, and the emergence of chiefdoms as part of their societal evolution. However, overpopulation as a specific concern does not broadly characterize the historical conditions of these regions in this era.

Which of These Was Not a Similarity Shared by the Americas