Answer:
D. The nerves exit the central nervous system in the head and from the lumbar spine.
Explanation:
The preganglionic neurons transmit the nerve impulses through the cranial or spinal nerves that arise from the brain, to the postganglionic neurons from where the nerve fibers that relay these nerve signals to the different viscera and effector organs, located along the spinal cord
 
        
             
        
        
        
Water is a key element and necessary thing life needs in order to live and thrive without water everything would die. 
        
                    
             
        
        
        
Hello there! i believe the answer to your question is technology
        
                    
             
        
        
        
It overwhelming supported by greater scientific community, and if no experiments have proven it wrong 
        
                    
             
        
        
        
The answer is low light intensity! I hope this helps!