How prices serve as an incentive in a market economy is whenever there is a decline in the supply of a particular commodity, what the suppliers do is increase the prices, and in contrast, when there is enough supply, they decrease the prices as well. Hope this answers your question.
Women were granted the right to vote in 1919 because women and some men protested violently forcing the government to allow women the right to vote. Hope this helps :)
I think the answer is (b)
The answer is A. migration of African Americans from southern farms to northern factories
<span>Much African-American were brought to the American shores. They were brought from Slave Trade from the Europeans who were engaged in business with the African kingdoms. The number grew when the African Americans have started to settle in the Northern part of the US during the Great Compromise.</span>
