Fact 1: Sponges are a source of food for many species of fish.

Fact 2: Coral reefs are homes to thousands of different kinds of fish, sponges, algae, and mollusks.

Given the two facts above, answer the question "What are coral reefs home to?" with the following options: 
- life
 - fish
 - H 2 O
 - humans
 - reptiles
 - tigers
 - a ray
 - eggs


 

  fish       