Fact 1: Using a gasoline engine requires burning gasoline.

Fact 2: Gasoline is used in cars, boats, motorcycles, lawn mowers and other engines.

Given the two facts above, answer the question "What does using a car require?" with the following options: 
- Burning gasoline
 - Burning wood
 - Electrical energy
 - a hydraulic system
 - Driving a boat
 - Burning tires
 - Time and energy
 - hydrogen and oxygen


 

 Burning gasoline        