Concept:Renewable energy sources are those that can be naturally replenished and are not exhausted by use.
Explanation:Solar power comes from sunlight, which is continuously available from the sun.
It can be harnessed daily without running out, making it a renewable energy source.
Gas and nuclear power depend on limited fuels like natural gas and uranium, so they are non-renewable.
Option D, “cone,” is not a real source of power supply.
Therefore, the only renewable source listed is solar.
Answer:C. solar