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What was the earliest energy source for humans? A. coal B. oil C. natural gas D. wood
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What was the earliest energy source for humans?

A. coal
B. oil
C. natural gas
D. wood

User Svec
by
2.9k points

2 Answers

2 votes

Answer:

wood, hope this helps :)

Step-by-step explanation:

User Nevf
by
3.6k points
5 votes

Answer:

i think its oil

Step-by-step explanation:

It was made & used as early as the fourth century BC.

User Knut Forkalsrud
by
3.4k points
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