What was the single most important feature in the development of Western music?

Consequently, what was the single most important feature in the development of Western music quizlet?

The perfection of monophony is the single most important feature in the development of Western music.

Also, how did polyphony develop? What started with a single melodic line in Gregorian chant soon developed into polyphony, which is music with two or more musical parts played simultaneously. The organum represented polyphonic church music in the 900s with simple 2-part medieval harmony.

Keeping this in consideration, which voice in the organum carries the original chant?

(Latin, vox organalis) In an organum, the voice that is added above or below the original chant melody. (Latin, vox principalis) In an organum, the original chant melody.

Which medieval development was the most decisive turning point or radical change for Western music?

The tonal era and after: 1600 to the present. The beginning of the 17th century was one of the most dramatic turning points in the history of music, even more so than the beginning of the Ars Nova and almost as revolutionary as the beginning of the 20th century.