The correct answer is Internal combustion engine
Invented by otto to assist in pumping out water from coal mines,the creation of the internal combustion engine and the automobile had a
major impact on industry and the processes used by manufacturers. The ford assembly line built to meet the demands of consumers was influenced by the breakthrough in internal combustion engine, a model that was quickly adopted by other factories. Hence, it is correct to say that the internal combustion machine led to the first assembly line which revolutionized production and thus industrialization.
By getting rid of harsh policies and confucianism.
They was forced in hard labor
I think it was Richard Pryor