How did early hunter-gatherers affect the physical environment? A. They spread seeds when they farmed new areas.
B. They contributed to a decline in animal populations.
C. They mined metals to make arrowheads and spearheads.
D. They used fire to destroy forests across large regions.

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explanation:

you will need these

an outline of all three paragraphsan identification of the historical era that you are writing aboutan explanation of the term mass productiona description of two ways new technology affected industrya conclusion that shows how new technologies allowed industrialization to grow