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OpenStudy (anonymous):
help!!!! Which did not pollute cities during the late 1800s? A. horses B. inadequate sewer systems C. coal D. too many automobiles
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OpenStudy (anonymous):
Automobiles had just been invented in 1886, so depending what time and place you are studying I would guess cars or horses.
OpenStudy (anonymous):
d.no cars in this time period. its simple
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