Why does the concept of region help us understand the distribution of culture?

Religion as a "cultural system"

Explanation:

Religion arises from the recurring socio- cultural patterns. It is highly based the culture of a place. The behavior, values, ideals, principles and ethics of a religion is shaped by its culture.

Clifford Geertz defines Religion as a "cultural system".

The interdependence between the two is a remarkable feature of a particular community. It adds more details and colors to the societal patterns arising from various rituals, myths, sermons, language, sacrifices, prayers etc.