Answer is C
This is because all insect's are exo skeleton which means they body is hard 
 
        
                    
             
        
        
        
Diabetescan result in an immunodeficiency disorder because white blood cells do not function well when the blood sugar level is high<span>. Human immunodeficiency virus (HIV) infection results in acquired immunodeficiency syndrome (AIDS), the most common severe acquired immunodeficiency disorder.</span>
        
             
        
        
        
<span>Inflation theory is the theory explains why our universe is structured and uniform and suggests that the universe is flat in shape. According to that theory, the universe expanded exponentially fast for a fraction of a second after the Big Bang.</span>
        
                    
             
        
        
        
autotrophs, oxygen, water, minerals, and vitamins.
Hope this helps!
-Payshence
 
        
                    
             
        
        
        
Answer:
Index Fossils
Explanation:
Index fossils are used by scientists to help them figure out the dating of discovered fossils or the correlation. They are also very known to appear in a (very) certain/specific age range.
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