Multiple Choice
Which of the following best matches the description?
-Period in history when machinery replaced human labor.
A) OPEC
B) fossil fuels
C) hunter-gatherer
D) OECD
E) methanol
F) Industrial Revolution
G) gross domestic product
H) Carboniferous period
I) none of above
J) hydrogen fuel cell
K) compressed natural gas
Correct Answer:

Verified
Correct Answer:
Verified
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