Which element is commonly involved in motif development?

The element that is commonly involved in motif development is elaborating on the musical idea through variations in rhythm, pitch, and harmony. This approach allows the composer or musician to take a short musical idea, or motif, and expand upon it by altering its characteristics. By varying elements such as rhythm, pitch, and harmony, the motif can evolve, creating a more complex and interesting musical narrative. This kind of development is fundamental in many styles of music, as it fosters creativity and maintains listener engagement by transforming the initial idea into something that feels both familiar and fresh.

While changing the tempo can affect the overall feel of the piece and might influence how a motif is perceived, it does not inherently constitute the development of that motif. Introducing an entirely new section shifts the focus away from the original motif, rather than developing it. Focusing solely on percussion instruments limits the harmonic and melodic possibilities that are essential for a complete exploration of motif development.