Fact 1: Operating an automobile usually requires fossil fuels.

Fact 2: Energy pollution Cars operate mainly on gasoline, a fossil fuel.

Given the two facts above, answer the question "Operating an automobile usually requires what from gasoline?" with the following options: 
- hydrogen and oxygen
 - adjusting the seats
 - washing the windshield
 - heat energy
 - energy pollution
 - honking the horn
 - scarce resources
 - food and shelter


 

     energy pollution    