Choose the term below that you would not find as a musical part of the Medieval mass

The linear perspective changed the quality of art because it gave art a sense of reality. it gave the illusion that the background and surroundings were actually close and/or far and a sense of depth. linear perspective change the quality of art following its birth the renaissance period as they want the art to be more realistic and they believe one way to achieve it is to use the method of linear perspective. it uses the principle of math to realistically portray space and depth in art. 

Interprethope this

Iwould say asking questions. even over the small things because then you can get an answer that should you to understand more.

Natural is the correct answer i guess