Pls asap! - flvs btw

which of the following best describes the use of a renewable resource?

select one:
a. most power plants burn fossil fuels to generate electricity for use in homes and offices.
b. natural gas is extracted from deep in the earth and piped to customers to use for cooking.
c. water falls through openings in a dam turning turbine blades that generate electricity.
d. we use gasoline to power our cars to get to work and school each day.