<span>B the golden ratio was a guiding principle in an often chaotic world </span>
all-and-response begins with a melodic “phrase.” This is a group of notes that expresses a musical idea. The phrase can be purely vocal or can be played on an instrument. It can also be a mixture of the two. For example, B.B. King was known to make the call with his voice, and answer it with his guitar.
a instrument that causes air to vibrate is a aerophone
The answer to this problem is the "MANUSCRIPT ILLUMINATION". Hence, the realism, symbolism and complicated imagery found in Northern Renaissance paintings originated in and was influenced by manuscript illumination. This is embedded and implemented with miniature illustrations, with initials, and with borders. There are also decorations and illustrations of books and letters with pictures and nice designs.