When/why did vocals-guitar-bass-drums become the vast majority of rock music group makeups? Even with the occasional keyboardist, bands are almost entirely the same instruments.

Question

When/why did vocals-guitar-bass-drums become the vast majority of rock music group makeups? Even with the occasional keyboardist, bands are almost entirely the same instruments.

In: 917

Answer 1

This structure isn’t all that unusual musically. Drums, bass, and piano/guitar are known as the rhythm section in larger jazz and symphony orchestras. It’s sort of the minimum you need for a full sound especially for such a rhythmic genre as rock music.