You are presented with the question "What must be adapted to the salt in the water?" and the following answer choices: 
- dogs
 - blue whales
 - ice
 - mammals
 - fur seals
 - bacteria
 - animals
 - humans

Now knowing that organisms that live in marine biomes must be adapted to the salt in the water and marine life is equally diverse and abundant, from tiny plankton to blue whales, choose the best answer.


 

  blue whales       