Answer: The trio is a more “traditional” arrangement for jazz. It usually consists of piano or guitar along with bass and drums. This combination is strong and gives harmonic and melodic expression through the piano or guitar along with a solid foundation and rhythm from the bass and drums.
Explanation:
To be clear, I did not write this. Here is the link:
https://takelessons.com/blog/what-instruments-do-you-need-for-a-jazz-band/#:~:text=The%20trio%20is%20a%20more,from%20the%20bass%20and%20drums.
