The introduction to ragtime music fits into what theme in the autobiography of an ex-colored man? hard work wealth art and culture education

art and culture

The introduction to ragtime music most likely relates to the theme of art and culture.

Ragtime is a type of music developed by African Americans in St. Louis and New Orleans. It became very popular in the 19th and 20th century, and is often considered to have paved the way for jazz music. It was a type of music that was meant to be danced, and therefore, contributed to the cultural and social evolution of these cities. Ragtime is also considered to have been derived from the music of plantations.

the counterarguments for Roosevelt's position regarding America's duties is found in the paragraph outlined below

Other good people seek to deter us from threading the path of the hard but lofty duty by bidding us remember that all nation that has achieved greatness that has expanded and played their part as world power has in the end passed away.

Explanation:

This paragraph points out the fact about previous world powers in times past and the inevitable truth of their eventual crumble and the constant shift in world power throughout history.