a
Water
b
Coal
c
Forest
d
Air
Explanation
Correct Option
bNo explanation available
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Discussions (5)

Beejayflex
10 years ago
The selected answer is wrong:
Coal is non-renewable...google search it.
REF: Google search

Son1
2 years ago
b is wrong A or C is right but air consist of nitrogen carbon iv dioxide, which can be renewed,i think is A



