kYokunayab3lehouse
kYokunayab3lehouse kYokunayab3lehouse
  • 25-05-2016
  • Arts
contestada

The piano became a popular instrument for middle-class families when
a. the Civil War ended.
b. mass production became possible.
c. the Transcontinental Railroad was completed.
d. Dvo ák composed The American.

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livelovelifen
livelovelifen livelovelifen
  • 25-05-2016
The answer is b. When mass production became possible. hope that helps!
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