twentieth century music has adopted the sounds of the modern period which include synthesizers electronics and computers

True

Explanation:

The 20th century (1900s) saw an increase in the kind and variety of music available. This was down to many innovations in the musical industry in the 20th century such as multitrack recording that made music much more accessible and easier to produce.

With these innovations as well as the advent of the age of computers, musicians and composers were able to included synthesizers and electronics in their music as well as using computers such that new sounds enveloped the world from jazz to rock to jazz fusion.