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a.I feel that some of the photos fit in the category of movement like theplane and the camels but the other photos seem to fit more in thedocumentary part of the movement.
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Harmony is two or more notes played together at the same time. ... In music, harmony is the use of simultaneous pitches (tones, notes), or chords. The study of harmony involves chords and their construction and chord progressions and the principles of connection that govern them.
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