1.             



 
 



 





 







 
  

  

 
 
   
 








  


     
       
        
      
         
  
  

 
      
       
         
     
     
         


      
       
        
        
        
       



 


 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

        


2.             
   

 


   
   

3.             
  

 
     
      
      
    
   
 
   
     
    
   
      
      
      
     
     
     
      
    
     

    
    
     
    
    
    
     
   
     
     
     
     
 
  
   
     
     
    
     
    
    
    
    
       
  

4.             
   



 


 























