Fact 1: Fossil fuels are formed from dead organisms over time.

Fact 2: And that energy is generated by burning fossil fuel.

Given the two facts above, answer the question "Dead organisms can create energy after what?" with the following options: 
- burning
 - winter
 - mutations
 - Cooking
 - cycles
 - summer
 - freezing
 - Gunshots


 

 burning        