Answer the question

Students are learning about the natural resources in Maryland. One group of students researches information about renewable natural resources in the state. The other group researches information about nonrenewable natural resources in the state. The resources the students investigate include plants, animals, soil, minerals, water, coal, and oil. Which nonrenewable natural resource heats homes?
Choose your answer from:
A). sunlight.
B). aluminum.
C). natural gas.
D). ocean waves.
C).