Answer:
A diverse economy can trade something else when something they trade loses demand while if a single resource economy loses demand, they lose their only source of income.
<span>The answer is A. Samuel Gompers. Samuel Gompers helped found the Federation of Organized Trades and Labor Unions in 1881, which was later reorganized into the American Federation of Labor in 1886, with Gompers as its president. He would remain president of the organization until his death.</span>
It helped people know the land, plants, and animals around that area.
Also helped with mapping and safer routes.
Slaves. Slaves came from Africa, not America!
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