You are presented with the question "What are oil and gasoline formed from?" and the following answer choices: 
- A mixture of water and heat
 - Dead organisms
 - burning
 - one celled organisms
 - aqueous solution
 - Air and land
 - heating liquids
 - Living organisms

Now knowing that fossil fuels are formed from dead organisms over time and oil and gasoline are fossil fuels, choose the best answer.


 

  Dead organisms       