You are presented with the question "What creates compost?" and the following answer choices: 
- green manures
 - eukyarotes
 - haploid plants
 - Most plants
 - chemical reaction
 - peachleaf willow
 - some invertebrates
 - Decomposition

Now knowing that decomposition increases amount of organic matter in soil and composting is simply the natural decomposition of organic matter, choose the best answer.


 

        Decomposition 