You didn't post the picture babe
        
             
        
        
        
Answer:
Musicologists and Ethnomusicologists 
Explanation:
Someone who studies how people make and listen to music in various cultures is a Musicologists or Ethnomusicologists.
 
        
             
        
        
        
<span>Using clashing, dissonant chords to accent despair would be employing the technique of tone clusters. </span>
        
                    
             
        
        
        
This type of scale is called a Chromatic Scale and uses all 12 semitones in between an Octave