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History, 15.12.2020 21:10 JANA279

Which of the following triggered the Second Industrial Revolution? NEED ANSWER 45 POINTS!!

a. Entrepreneurs figured out how to extract coal much more efficiently

b. Geologists discovered vast quantities of petroleum in Germany

c. Innovators figured out how to produce steel cheaply

d. Engineers developed a much faster steam engine

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Which of the following triggered the Second Industrial Revolution? NEED ANSWER 45 POINTS!!

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