Final answer:
Modernism/Post-Modernism music is characterized by fragmented melodies, dissonant harmony, and a lack of strict use of a steady beat.
Step-by-step explanation:
Modernism/Post-Modernism music is characterized by fragmented melodies, which means that the melodies are broken into small, disjointed parts. It can also feature dissonant harmony, where there is a deliberate use of notes that clash and create tension. In terms of rhythm, there is not a strict use of a steady beat in Modernism/Post-Modernism music, as it often experiments with irregular and unpredictable rhythms.
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