Machines could now do the heavy labor formerly done by men.
D.
The socialist policy believed that the government should have a heavy involvement in the society, whereas the capitalist policy was one of private businesses.
Code of Cinithis.................
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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