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Home Q & A Board Science-Related Homework Help Psychology Developmental Psychology
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ub|k ub|k
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6 years ago
George Westinghouse developed
 
  A) direct current.
  B) alternating current.
  C) the incandescent lightbulb.
  D) a more efficient way to refine steel.
  E) None of these are correct.
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CelestialCelestial
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ub|k Author
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6 years ago
Good timing, thanks!
bioc
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Yesterday
This calls for a celebration Person Raising Both Hands in Celebration
tcat
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2 hours ago
this is exactly what I needed
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