Who were the mound builders

a) hunter gatherers who built mounds

b) farmers near the mississippi

c) the iroquois

d) the navajo

a) hunter gatherers who built mounds  

The various cultures collectively termed "Mound Builders" were inhabitants of North America who, during a circa 5,000-year period, constructed various styles of earthen mounds for religious, ceremonial, burial, and elite residential purposes.

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