Answer :
Law of conservation of energy states that energy cannot be created or destroyed. It only changes form. This form is called the transformation of energy.
What are the major sources of energy?
Energy is classified into two categories renewable and non-renewable energy. Renewable energy can replenish itself while non-renewable have a limited supply.
Some major sources of energy are wind energy, solar energy, biomass energy, nuclear energy, geothermal energy, hydropower, and fossil fuels such as coal, petroleum, and natural gas.
Therefore the correct option is C.
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