ol.loginov+4
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Stone Agethe first period of prehistoric human culture from about 2 million yeas ago to around 3000 B.C.E.
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Paleolithic Age, Old Stone Agethe first period of the stone age called the old stone age from about 2 million years ago to around 8000 B.C.E.
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Neolithic Age, New Stone Agethe later part of the stone age called the new stone age from 8000 to 3000 B.C.E.
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domesticateto train a wild animal to be useful to humans.
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agriculturethe business of farming
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tradethe business of buying and selling or exchanging items.
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orea mineral mined for its valuable uses.
