A) white supremacy groups
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A.)federal government increased participation in businesses.
explanation
WW1 was an economic booster for the US and as the war continued in europe the us were thriving in manufactering and profits. The other choives dpmt have any logical reasoning so choice A is best.
Segregation would be my guess, but there aren't any options.
They: benefited from the gold and salt trade, were influenced strongly by trade. (dense vegetation, not desert, prevented the Islamic conquest of sub-Saharan africa)
George Washington was the first president of the United States.