Answer:
The Contralto is the lowest female singing voice and like the Basses and Countertenors, they're quite rare. The Contralto has a tessitura of around an E3-E5 and a good amount of vocal weight. These are the ladies that almost sound like men when they speak or sing lower notes.
Explanation:
 
        
                    
             
        
        
        
Nothing much because he invented the printing press ☺????
        
                    
             
        
        
        
Answer:
Markers, Colored pencils, and acrylic paint
Explanation:
In art, "mediums" are the things you use to draw, sketch, colour, etc with.
 
        
             
        
        
        
Answer: In most modern digital audio workstation software, the term "piano roll" is used to refer to a graphical display of, and means of editing, MIDI note data; as well as entering the pitch, length and velocity of notes manually, instead of recording the output of a keyboard or other device for entering note data.