Because they evolve at different rates even though they are both art forms. They had different influences the time period wont effect it.
        
                    
             
        
        
        
Answer:
what lanuage you speaking?
Explanation:
 
        
                    
             
        
        
        
The principle means repeating some of the aspects of a design throughout the entire presentation. It would also help to organize information that would guide readers. Examples would be using a template,same font size and type,font colour and color scheme.