<span>Historians have labeled the years from 1870-1914 as the period of the Second Industrial Revolution. While the First Industrial Revolution caused the growth of industries, such as coal, iron, railroads and textiles, the Second Industrial Revolution witnessed the expansion of electricity, petroleum and steel.</span>
Answer:
the incident of harambe wouldve never occured
Explanation:
Gathered together (a large amount of people)
Answer: Railroad industry
Explanation: