The correct answer is B. The Harlem Renaissance
They wanted to show the world the image of a new, sophisticated and educated African-American who was an artist and a knowledgeable person.
It increased the demand for coal and iron. we need the iron to build things and the coal to power things. Remember coal is what powered the steam engine.
In this video segment, from the PBS documentary Looking for Lincoln<span>, Henry Louis Gates, Jr. and historian David Blight examine President Abraham Lincoln’s mixed motivations for issuing the Emancipation Proclamation. They conclude that while Lincoln ultimately recognized the moral righteousness freeing the slaves, his first and primary concern was strategic: it was the best way to rally the North and strike at the heart of the South’s economy. Gates and Blight then join a roundtable discussion of Lincoln scholars debating the legal authority of the Proclamation and its special meaning for African Americans.</span>
I believe the answer is A+b. Plz mark as brainliest if correct.