Q:
      
      
         
            
Which shows the order in which vertebrates evolved?
 
 
         
       
      
         
            
               | A) fish, reptiles, amphibians, birds, mammals
 
                  
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               B) amphibians, fish, reptiles, birds, mammals
 
                  
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               | C) amphibians, fish, birds, reptiles, mammals
 
                  
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               D) fish, amphibians, reptiles, birds, mammals
                  
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               | A) fish, reptiles, amphibians, birds, mammals
 
                  
                | 
            
            
               | B) amphibians, fish, reptiles, birds, mammals
 
                  
                | 
            
            
               | C) amphibians, fish, birds, reptiles, mammals
 
                  
                | 
            
            
               | D) fish, amphibians, reptiles, birds, mammals
                  
                | 
            
         
       
      
          
      
      
      
      
      
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