During the Roaring Twenties, American farmers "produced crops despite falling prices." This ability cam to an end however when the Great Depression hit in 1929, when prices fell even further. <span>
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The correct answer is: "He developed mathematical principles"
René Descartes (1596 – 1650) was a French philosopher, mathematician, and scientist who lived more than 20 years in the Dutch Republic and was one of the main figures of the Dutch Golden Age.
His great influence in mathematics has been his major contribution to the Scientific Revolution, although his work in philosophy is outstanding too. He developed the the Cartesian system of coordinates. He is considered the father of analytical geometry, which connects both algebra and geometry and which has been used in the development of infinitesimal analysis and calculus .
Answer:
For a small minority of workers, the Second Industrial Revolution introduced white-collar jobs and growth in the middle class. Though it took very little skill to operate a machine, it took a lot of skill to design or fabricate a machine, and many foremen and managers were also needed to oversee production.
The answer is B. To disrupt the South's ability to trade
He created public work programs and jobs for the unemployed.
Hope that helped, Good luck! (:
