You are presented with the question "Antibiotics can be used to treat what?" and the following answer choices: 
- myopia
 - most organisms
 - balding
 - basic building blocks of life
 - age spots
 - harmful substances
 - Illness from microrganisms
 - single-celled organisms

Now knowing that microorganisms can cause infections and for example, an infection of a limb is usually treated with antibiotics, choose the best answer.


 

       Illness from microrganisms  