Answer:
Pretty sure they Gased them
I think it was because Children would listen better, and would have no control over what they were doing int he factory, while men may have put up a fight, and would refuse to listen. Also Children were more easily bribed, and brainwashed than adults
I believe that it would be the second option.
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It united the culture of the Inca people and created a sense of loyalty to the emperor.
The answer is D.
this is because of industrialization! this resulted in urbanization