The "Hallelujah Chorus" from Handel's The Messiah features the following: Select one: Elements of variety, but not unity Elements of neither unity nor variety Elements of both unity and variety Elements of unity, but not variety

It featureselements of both, unity and variety.

Explanation:

The timbre aspect of the masterpiece and the repeated ideas establishes unity at the same time differing melodies and volumes with each idea create variation, this piece has four musical ideas which are repeated (it represents unity) and with variation in each subsequent section (variety).