Fact 1: Coral reefs provide food and shelter to many ocean organisms.

Fact 2: Oceanic organisms other than fish, such as manatees and clams, are also subjects of the poems.

Given the two facts above, answer the question "What provides food and shelter to many fish?" with the following options: 
- coral reefs
 - deltas
 - hermit crabs
 - ocean sand
 - dried coral
 - swamp vegetation
 - salt and water.
 - loose soil


 

 coral reefs        