You are presented with the question "How do ost frogs breathe as tadpoles?" and the following answer choices: 
- gills
 - sucking in air
 - oxygen
 - lungs
 - ligt
 - nektar
 - skin
 - ovaries

Now knowing that most amphibians breathe with gills as larvae and with lungs as adults and frogs are the most durable of the amphibians, choose the best answer.


 

 gills        