Answer:
Tending and cultivating the land through controlled burnings, weeding, pruning, tilling, irrigation, and selective replanting.
Using obsidian to make arrowheads which they used to hunt deer, small animals, quail, and fish.
Grinding acorns into flour.
Developing different cultures from one another. For example, the Pomo lived along the northern coast and built homes using slabs of redwood tree bark, while the mountain-dwelling Miwok made cone-shaped bark houses, and the Maidu, who lived in valleys, created round lodges from earth.
Step-by-step explanation:
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