Based on the fossil, the correct statement is that the The shell evolved after the fern because the oldest fossils are usually at the bottom.
Therefore option D is correct.
<h3>What are Fossils?</h3>
   A fossil refers to any preserved remains, impression, or trace of any once-living thing from a past geological age. Some examples of fossils  include bones, shells, exoskeletons, stone imprints of animals or microbes, objects preserved in amber, hair, petrified wood, oil, coal, and DNA remnants.
   There are four main types of fossils, which are all formed in a different way, which are conducive to preserving different types of organisms. They include the following
-  Mold fossils
- Cast fossils
- Trace fossils
- True form fossils.
According to the question, the correct statement is that the shell evolved after the fern plant because the oldest fossils are usually at the bottom.
The study of fossils is refers to as Paleontology.
Learn more about fossils at brainly.com/question/11829803
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30 GBP
Today that is equivalent to 2,592 GBP!
I hope this helps!
        
                    
             
        
        
        
Answer:
 U.S., Saudi Arabia, Russia, Canada, and China
Explanation:
 
        
             
        
        
        
<span>c) supporters of the Vietnam War
The ones who supported the Vietnam War were not as active and public, but Nixon believed that they were still the majority, and that the vietnam war should continue
hope this helps</span>
        
                    
             
        
        
        
A: a Mughal ruler of India who practiced religious and cultural tolerance