You are presented with the question "What does heat and pressures make from dead plants?" and the following answer choices: 
- Soil
 - peat
 - Heat
 - Oil
 - moss
 - Water
 - coal
 - Gas

Now knowing that heat and pressure change the remains of prehistoric living things into natural gas and prehistoric plants, for example, turn into light oils and gas, choose the best answer.


 

        Gas 