You are presented with the question "what are monophyletic with four limbs ?" and the following answer choices: 
- animals
 - mammals
 - amphibians
 - warm-blooded
 - Most plants
 - alpacas
 - Conifers
 - graptolites

Now knowing that amphibians are the first true tetrapods, or vertebrates with four limbs and tetrapod classification Tetrapods are monophyletic, choose the best answer.


 

   amphibians      