B.
It could result in melting ice caps, causing sea levels to rise.
Answer:
the federalist party and the Democratic- Republican party
In the history of America's trade and labor unions, the most famous union remains the American Federation of Labor<span> (</span>AFL<span>), founded in 1886 by Samuel Gompers. At its pinnacle, the </span>AFL<span> had approximately 1.4 million members.
</span><span>Because the union did not attempt to organize unskilled workers, it made few gains among new workers during the 1920s, when much of the growth of the economy took place in mass-production industries such as automobiles, rubber, chemicals, and utilities.
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<span>The California Gold Rush brought in people from all over the world, which resulted in cultural diffusion among the settlers there.
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