Anthropologists have been successful in uncovering evidence of vast trade networks done entirely on foot throughout the entire continent of North America that long preceded the arrival of Europeans. This movement and exchange of material goods and cultural pieces supports which of the following concepts?
diffusioneffusion

DIFFUSION.

Explanation: DIFFUSION in anthropology is defined as the spread of cultural or linguistic practices, or social institutions, ideas, styles, religions, technologies, in one or more communities. Diffusion involves the movement and exchange of material goods and cultural pieces.

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