Which one of the following is a renewable source of energy?
- ACoal
- BPetroleum
- CSolarCorrect
- DNatural Gas
Explanation
The correct answer is C) Solar.
Explanation: Solar energy is a renewable source because it harnesses power directly from the sun, which is an inexhaustible resource on a human timescale. It replenishes naturally and continuously.
A) Coal, B) Petroleum, and D) Natural Gas are all non-renewable sources of energy. They are fossil fuels formed over millions of years from ancient organic matter. Their reserves are finite and deplete much faster than they can naturally reform, making them unsustainable in the long run.

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