Fact 1: Fossils are formed when layers of sediment cover the remains of organisms over time.

Fact 2: Fish Fish are the ultimate aquatic organism.

Given the two facts above, answer the question "What can be formed when layers of sediment cover the remains of fish?" with the following options: 
- oysters
 - detritus
 - bones
 - deposits
 - fossils
 - metamorphic rocks
 - volcanic rock
 - shells


 

     fossils    