The basic answer is it's a 5th.
The more complex answer is that it is a tritone because it is not a perfect 5th.
 
        
             
        
        
        
Answer:
B. he cut off his left ear with a razor
Explanation:
 
        
                    
             
        
        
        
Andy Warhol's pop art paintings and screen prints, made in the 70's and 80's before his untimely death; throughout his life he was a renowned illustrator and created vast collections of images which have become iconic images of the era, including many works on "Campbell's Soup Cans" and Marilyn Diptychs" where he explored the ideas of commodification, consumerism, and celebrity culture through the lens of mass-production.
        
             
        
        
        
Timbre is the correct answer
        
                    
             
        
        
        
So he can begin to learn without him.