Earlgy849 Earlgy849

28-01-2015
History

Answered

Which was not a source of urban pollution in the late 1800s? A. coal-powered factories B. horse-drawn transportation C. hydroelectric power plants D. overcrowded slums

Answer :

kingofsocislstudies kingofsocislstudies

28-01-2015

C hydroelectric power plants

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sanmittso sanmittso

28-01-2015

its C. because of the word Power Plants and hydroeletric is an green energy source.

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