How has music change over the years?

Features of the sound of music have changed over the decades

Explanation:

With time, more musical instruments were developed and played together which resulted in more sophisticated and complex sounds being produced. The beats, rhythms, tempo and lyrics of songs all changed along with the change in cultures.

6 or 2

explanation:

hope this you

but i think its 6

i would say that the politicial parties from state to state varies.