Briefly describe the structure, harmonic plan, and instrumental accompaniment that became conventional after publication of the blues began in 1912

What will be an ideal response?

number of lines/stanza: three, the second a repetition of the first
phrases: four bars long ("12-bar blues")
harmonic plan:
phrase 1: I I I I7
phrase 2: IV IV I I
phrase 3: V7 (IV) I I
instrumental accompaniment:
guitar
harmonica ("blues harp")
improvised instruments

Art & Culture

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What is represented by the eagle on a cactus painted on the frontispiece of the Aztec Codex Mendoza from Mexico City?

A codex page includes the image of an eagle standing on a cactus. The page has a geometric turquoise border. The eagle image is enclosed in a rectangle with a solid turquoise border intersected by an X. Within the quadrants formed by the X, additional images feature Native Americans, various plants, and a human skull suspended on a rack. Below this rectangle, a panel shows four men with shields and clubs.

a. A symbol of the warrior culture
b. The legend of the founding of Tenochtitlán
c. The emblem of the king of Spain
d. The centrality of animals in Aztec belief

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Add inner voices and a roman numeral analysis to the following exercises. Identify the type of each second-inversion chord.

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