Answer:
mucus
Explanation:
mucus is more out nose.insulin and bile for digestive system
 
        
                    
             
        
        
        
D. Smallpox is your answer 
 
        
                    
             
        
        
        
Rehabilitation is process of helping offenders change wrong behaviors into responsible ones.
<h3>What is rehabilitation?</h3>
Rehabilitation is a process in which people are trained to correct their wrongs and leave addicted behaviors changing it into a responsible one. It help people to regain their sanity back.
Therefore, Rehabilitation is process of helping offenders change wrong behaviors into responsible ones.
Learn more about rehabilitation below.
brainly.com/question/19874089
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