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.
A radial or circular balance
Traditional music and songs are those played for a long period of time already in the country. While modern music is those occurred starting in the 20th century.
Country music is always trying to find a balance between the two kinds of music to give importance and recognition. The listener ages vary, but both old and young ones will listen since country music is in between.