Vitamin C. Vitamin C and its various forms (ascorbic acid, magnesium ascorbyl phosphate, etc.) are considered an effective antioxidant for the skin and help to lighten skin. One study found it raises glutathione levels in the body.
 
        
             
        
        
        
Marijuana: 
Seventh graders should know that the drug is the least harmful drug ever. Marijuana has caused no deaths and yet is illegal in many places. It has no horrible effects to your body and brain like other ecstasy and cocaine. Alcohol is more dangerous and has caused more deaths than marijuana and its legal why can't marijuana be too since its way less dangerous?!
        
             
        
        
        
There isn't really a major risk
        
                    
             
        
        
        
Answer:
Health is the combination of physical,mental and social being.
 
        
             
        
        
        
I think its C. preparation.