You are presented with the question "What part of the car needs a fossil fuel to run?" and the following answer choices: 
- Carburator
 - burning
 - driving
 - Engine
 - Transmission
 - Exhaust
 - coal
 - fronts

Now knowing that acar engine usually converts gasoline into motion and heat through combustion and energy pollution Cars operate mainly on gasoline, a fossil fuel, choose the best answer.


 

    Engine     