You are presented with the quiz "what are found in the salt water of the ocean" 

But you don't know the answer, so you turn to your teacher to ask for hints. He says that "marine biomes are found in the salt water of the ocean" and "coral Reefs Coral reefs are marine biomes that are unique to tropical seas". 

So, what's the best answer to the question?


 

  Coral Reefs         