I believe the correct answer is C
        
             
        
        
        
Community structure is influenced by many factors, including abiotic factors, species interactions, level of disturbance, and keystone species, play particularly important roles in determining their communities’ structure.
        
             
        
        
        
Answer: I GOT YOU!!!
Peripheral Nervous System. The peripheral nervous system is divided into two major parts: the somatic nervous system and the autonomic nervous system.
Explanation:
I hope this helps have a great day
 
        
             
        
        
        
<span>B. explains how mass can be converted into huge amounts of energy
Hope this helps!!
</span>
        
             
        
        
        
It regulates on/off like a light switch