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

Which of the following is an example of proximodistal pattern of growth? (a) abbey learning to sit first before learning to stand or crawl (b) alex learning to move his eyes before learning his first words (c) colin learning to stare at moving objects before trying to touch them with his hands (d) polly learning to grab the objects with her whole hands before learning to pick them up with her fingers