Answer: For regionalism and individual expression, people worship on behalf of themselves while centralization is done by the Pharoah on behalf of the people
Step-by-step explanation:
Regionalism and Individual expression -
Common people worshipped on behalf of themselves at small local shrines. Also, they acquired personal protective charms(amulet) in order to protect their health. Initially, they believed God's reside in certain towns with each city having its own deity.
Centralized- On behalf of the interests of whole kingdom and residents, the Pharoah performed ritual worship. Only the priesthood had sole access to the inner sanctuaries of temples including the statue of the gods.