Question

petroleum, coal and natural gas are ______. a renewable b nonrenewable c man - made resources d none of the above

Explanation:

Renewable resources can be replenished naturally in a relatively short - time. Nonrenewable resources are finite and take a long time to form. Petroleum, coal, and natural gas are fossil fuels formed over millions of years and cannot be replenished quickly, so they are nonrenewable. They are not man - made resources as they occur naturally in the Earth's crust.

Answer:

B. Nonrenewable