False. The perfection of monophony is not the single most important feature in the development of western music.
<h3>What is Monophony?</h3>
The simplest melodic texture in music is called monophony, and it consists of a melody played or sung by a single musician or singer, usually without any harmony or chords. There are many monophonic traditional and folk songs. having a single melodic line that isn't accompanied. It is also referred to as a single transmission path when it comes to sound transmission, recording, or reproduction. A choir singing in octaves, a lone soloist singing an unaccompanied melody, or two instruments playing the same melody are all examples of monophony.
Rustication is a decorative masonry that is achieved by cutting back the edges of stones to plane surface, while the central portion of the face is either projecting markedly or rough. Rustication provides bold and rich surface for exterior masonry walls. In classical architecture it was used to giver the visible surfaces contrast in texture.