It was not quite a 100 years old yet but your close
An important difference between Edison‘s inventions and those dire industrial technologies after the civil war was Edison's early inventions did not favour mass production of goods.
<u>Explanation:
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The emergence of urgency for new industrial technologies resulted in the invention of many crucial machines and devices. These technologically advanced machines proved beneficial in undertaking mass production of commodities.
The early inventions of Thomas Alva Edison were not relevant to the contemporary need of the industry as the inventions were that of the phonograph and the incandescent bulb.
I believe the answer would be the last option. A resource has value, and people are willing to pay for it most likely because the resource is scarce. When a resource is not enough or the supply is low as compared to its demand, then most likely that price or value of it would increase.
<span>5 Million people is the population
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