Answer:
the user cannot use a computer system without hardware and software
 
        
                    
             
        
        
        
Answer:
There actually a lot of them: World, PPT, Excell 
Explanation:
 
        
                    
             
        
        
        
Answer:
If you are trying to put the events in order and they are out of order you will probaly get the question wrong so make sure the events are in order.
Explanation:
 
        
                    
             
        
        
        
B) licensing because they are giving Thomas permission to use the images