You are presented with the question "What provides food and shelter to many fish?" and the following answer choices: 
- coral reefs
 - deltas
 - hermit crabs
 - ocean sand
 - dried coral
 - swamp vegetation
 - salt and water.
 - loose soil

Now knowing that coral reefs provide food and shelter to many ocean organisms and oceanic organisms other than fish, such as manatees and clams, are also subjects of the poems, choose the best answer.


 

 coral reefs        