What significant change did Akhenaten implement in Egyptian religion?

Akhenaten is notable for fundamentally altering the religious landscape of ancient Egypt by promoting henotheism, which is the worship of one primary god while not denying the existence of others. This significant change is primarily exemplified by his shift to the worship of Aten, the sun disk, as the central deity. Akhenaten's reforms marked a departure from the traditional polytheistic practices that dominated Egyptian religion prior to his reign, where numerous gods were venerated and had specific roles in the societal and civic life.

His actions included the establishment of a new capital, Akhetaten (modern-day Amarna), dedicated to Aten, and the reconfiguration of religious practices to center around this single god. This move not only sought to elevate Aten above other deities but also diminished the power of the traditional priesthood associated with the multitude of gods, especially Amun, creating significant tension within the socio-religious fabric of Egypt.

In contrast, the other options do not accurately reflect Akhenaten's religious approach. While he did not entirely abandon belief in other gods, his intent was to promote Aten above all, marking a shift rather than a complete rejection of polytheism. Moving to a secular governance or enforcing equal worship of multiple gods is not