The center of which architectural structure is called a keystone?

Rhythmically freer songs with longer texts make up the adzo section. Diagram the three sections of the song. What happens at 3:39? Since only the opening B returns at the end you can classify the overall form as ______________ (see *comment for Agbekor Song 3 above)

What will be an ideal response?

When a song’s structure features ever-changing melodic and harmonic material,

it is:

a. strophic b. flamenco c. theme and variations d. through-composed e. recitativo accompagnato