Answer:
The Industrial Revolution transformed economies that had been based on agriculture and handicrafts into economies based on large-scale industry, mechanized manufacturing, and the factory system. New machines, new power sources, and new ways of organizing work made existing industries more productive and efficient.
Explanation: It has made people's daily lives, working careers and transportation easier but also changed the way we live. People went from working on farms in factories to earn money, but now our world has many more opportunities for better careers now.
The causes of the Economic Boom of the 1920s were the Republican government's policies of Isolationism and Protectionism, the Mellon Plan, the Assembly line and the mass production of consumer goods such as the Ford Model T Automobile and luxury labor saving devices and access to easy credit on installment plans.
The answer is B. Many people have jobs.
