You are presented with the question "What breathes with the help of a diaphragm?" and the following answer choices: 
- viruses
 - pugs
 - otters
 - bacteria
 - pigs
 - phytoplankton
 - humans
 - cats

Now knowing that mammals breathe with the help of a diaphragm and pugs are mammals and mammals shed, choose the best answer.


 

  pugs       