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Home Q & A Board Humanities History
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yncr yncr
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6 years ago
Isaac Singer transformed American society by
 
  A) designing a practical sanitation system that enabled cities to clean up their streets.
  B) patenting a practical sewing machine that allowed for the mass production of textiles.
  C) organizing inventors into specific groups which allowed them to work on projects together.
  D) introducing science into farms and showed how healthier animals and larger crop yields could be produced.
  E) persuading Congress to create the National Academy of Sciences.
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kokokokokoko
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6 years ago
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