When humans first started to appear they had yet to figure out how to farm or fish. However they knew how to hunt animals using spears and such. They also were gatherers because they gathered berries. Later in the human race farming and fishing came into play. So I say A. Hunters......Gatherers.
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I'm more leaning towards C but it might be D. I'm sorry if I didn't really fjdjdbd
That they can make their own laws to govern the people. The federal government (mostly) does not interfere. This is why people can vote for things i.e. the legalization of marijuana.
Hope this helps! Brainliest is always appreciated!