Question

which is a renewable energy source?
a. natural gas
b. coal
c. oil
d. solar

Explanation:

Renewable energy sources are those that can be replenished naturally over time. Natural gas (A), coal (B), and oil (C) are fossil fuels, which are non - renewable as they take millions of years to form and are finite. Solar energy (D) is derived from the sun, and the sun's energy is continuously available, so it is a renewable energy source.

Answer:

D. Solar