Kk I’ll help please clarify.
        
             
        
        
        
Explanation:
after a main glucose and the liver and level of blood glucose rise this successful course is guilt with by the glucose lenses which is the liver Converse glucose into glycogen for storage the glucose that is not stole is used to produce energy by a process called glycolysis 
 
        
             
        
        
        
I would go with c because its tells you right in there that the ecosystem help who lives around that area.
        
             
        
        
        
The answer could possibly be natural selection or survival of the fittest