Answer:
Tobacco use can negatively impact personal finances through the cost of purchased tobacco products, loss of income due to missed work days, and increased healthcare costs due to the increased risk of illness associated with tobacco use.
Explanation:
 
        
                    
             
        
        
        
Answer:
in controlled experiment an independent variable is systematically manupulated and dependent variable is measured ; any extraneous variables are controlled 
 
        
                    
             
        
        
        
Answer:
12.56
Explanation:
Multiply 3.14 by the radius (2)
 
        
             
        
        
        
Modify the physical and social environment.
Reduce exposure to community-level risks.
Street outreach and community norm change.