Not sure what graph you’re talking about but i know that when you play an instrument the pitches are different regarding the note and tone you play
        
                    
             
        
        
        
Answer:
The ghost of Hamlet's father is a character from William Shakespeare's play Hamlet. In the stage directions he is referred to as "Ghost".
Explanation:  
So, it's A
 
        
             
        
        
        
Answer:
I think it's D. No, objects can be anywhere in the image.
Explanation: