You are presented with the question "What do the actions of sediment and bacteria create?" and the following answer choices: 
- diamonds
 - harm
 - vegetable oil
 - soil
 - coal
 - oil
 - lake
 - bogs

Now knowing that oil is formed by layers of sediment pushing down on decomposing algae and when the algae dies it is decomposed by bacteria, choose the best answer.


 

      oil   