<span>It is true that the creation of music charts helped to shape and to encourage the growth of rock and pop music. People started experimenting with sounds in order to create new music genres, out of which rock and pop music were formed back in the beginning to mid-20th century. Although they have their roots in other musical genres, they were quite inspired with the creation of music charts nevertheless.</span>
Different instruments native to that country or region
A.) BRAYER is the tool that is used to roll the ink over a piece of wood after the engraving has been done.
It is a hand-tool used in printing and printmaking to break up ink. The term brayer is derived from the word "bray" which means to break or pound like a mortar.
Answer:
chance music
Explanation:
Chance music is a musical style developed in the twentieth century that seeks greater freedom by playing with a degree of unpredictability and luck, both during the composing process, in the performing process, or at both times.
In general, in this type of composition, the performer is presented with several alternatives, and it is up to him to choose which notes or which part of the music will play and in what order. The height of banknotes may be indicated but not their duration, or vice versa. You can also contribute notes of your own choosing by improvising. There are pieces where notes are not even provided, just a series of symbols, a diagram, a drawing, or nothing more than an idea. Everything can be freely interpreted.