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docker41 [41]
3 years ago
10

Successful attempts to make the internal combustion engine more efficient in the 19th century resulted in an increase in the dem

and for
A) coal
B) iron ore
C) petroleum
D) arable land
Social Studies
2 answers:
BaLLatris [955]3 years ago
8 0
The answer to your question is C. petroleum
alina1380 [7]3 years ago
6 0
That would be C) Petroleum.
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