Question

Question 3 (multiple choice)
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The Industrial Revolution was a time in American history when Americans changed from making products by __________ to making products by __________.

A.)hand, machine
B.)horse power, water power
C.)machine, hand
D.)water power, steam power

Answer 1

It's the transition from hand manufacturing to machine production methods.

Source: http://en.wikipedia.org/wiki/Industrial_Revolution

Answer 2

hand, machine