A "The changing of seasons"can be cited as an example of which musical elemant

The musical element for the changing of seasons is Music Harmony.

Explanation:

A music harmony is obtained by the combination of various musical chords. A musical chord is obtained when different musical notes are played together. There are different musical chords, but the common ones are major chord and minor chord. A major chord gives a happiness or summer feeling. A minor chord gives a sadness or winter feeling. Therefore, playing different chords creates the music harmony and the feeling of change of seasons.