You are presented with the question "An example of an animal that has permeable skin is" and the following answer choices: 
- a fish
 - goats
 - a fox
 - mammals
 - an iguana
 - rabbit
 - a frog
 - a shark

Now knowing that amphibians have permeable skin that easily absorbs substances from the environment and all frogs are amphibians, choose the best answer.


 

       a frog  