Skin is used for breathing air by frogs, and frogs breathe and absorb water through their skin, which is periodically shed. Given these facts, how do frogs absorb oxygen among the following options:
- They drink water
 - flow of electrons
 - Jumping really high
 - during the day
 - By breathing through their nose
 - matter vibrating
 - Through their skin
 - circulatory systems


 

       Through their skin  