You are presented with the question "How do you balance the acidity of soil?" and the following answer choices: 
- Evaporation
 - It decreases
 - composting
 - heating liquids
 - food
 - pruning
 - drink
 - dirt

Now knowing that changes in the pH of soil can cause plants to die and compost balances the pH of soil, choose the best answer.


 

   composting      