You are presented with the question "Of the following, which is most likely to cause disease?" and the following answer choices: 
- one celled organisms
 - influenza
 - Allergies
 - smallpox
 - antibiotic
 - bones
 - Anthrax bacteria
 - lungs

Now knowing that pathogens can cause disease and anthrax is an example of a bacterial pathogen, choose the best answer.


 

       Anthrax bacteria  