Fact 1: Ethanol is produced by alcoholic fermentation of the glucose in corn or other plants.

Fact 2: Cars can run on pure ethanol or a mixture of petrol and ethanol.

Given the two facts above, answer the question "What can run on alcoholic fermentation of the glucose in corn or other plants?" with the following options: 
- Energy
 - bicycles
 - drink
 - skateboards
 - cars
 - cows
 - rollerskates
 - sugar


 

     cars    