Answer:
i think its
The use of the cotton gin saw the decreased need for slaves and a rise in the urban population and in industrialization of southern cities
The answer would be D.
D. Wealth of Knowledge-so much information was brought back from the Muslim "world"; information pertaining to medical knowledge, new forms of mathematics and education, "Aristotle was brought back," and "everything was brought back"; so many new ideas were brought back to Europe from the Muslim "world".
