Final answer:
The Iconoclastic Controversy of the eighth century C.E. was primarily about religious images and icons in the Byzantine Empire. It involved a debate over whether icons should be used in Christian worship or banned.
Step-by-step explanation:
The Iconoclastic Controversy of the eighth century C.E. was primarily about religious images and icons. The controversy arose in the Byzantine Empire and involved a debate over whether religious images should be used in Christian worship or banned. The iconoclasts, who opposed icons, argued that God could not be depicted in art, while the iconophiles, who favored the use of icons, believed they were a way to honor the holy persons represented.