Q: Fact 1: Operating an automobile usually requires fossil fuels. Fact 2: Fossil fuels are a finite resource. Given the two facts above, what powers most automobiles? ?

Choose your answer from: a. Sunlight.. b. A finite resource.. c. Natural gas.. d. an engine. e. energy of moving objects. f. Water. g. a hydraulic system. h. transportation technology.
A:
b.