   
                                         
       
        
         
         
         
         
        
         
        
         
         
         
         
         
         
         
   1.                                              
  2.                     
                                                                 
   3.                            
    4.  4    4                                         
      
       
        
        
         
        
        
        
        
       
        
        
        
        
        
        
        
   5.                                                           
                                                           
                                   