bradenleigh2027 bradenleigh2027
  • 15-10-2019
  • Social Studies
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please help me its pretty easy but im having trouble

please help me its pretty easy but im having trouble class=

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tea2229
tea2229 tea2229
  • 15-10-2019
Coal mining would be the answer
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rachel9513
rachel9513 rachel9513
  • 15-10-2019
Coal mining
This is what they did along with blowing up mountains when they expanded railroads
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