Question

who was a leading composer of ragtime music?
○ louis armstrong
○ scott joplin
○ john coltrane
○ daniel h. burnham

Explanation:

Scott Joplin is widely - known as a leading composer of ragtime music. Louis Armstrong is a famous jazz trumpeter and singer. John Coltrane is a renowned jazz saxophonist. Daniel H. Burnham is an architect.

Answer:

B. Scott Joplin