You are presented with the question "Members of the Apoda order can be found in _." and the following answer choices: 
- rivers in tundra regions.
 - They have webbed feet
 - female sex cells
 - epidermis and dermis
 - rivers in arid regions.
 - streams in arid regions.
 - microorganisms
 - streams in tropical regions

Now knowing that caecilians can be found in moist soil near rivers and streams in tropical regions and caecilians belong to the order Apoda or Gymnophiona, choose the best answer.


 

        streams in tropical regions 