Final answer:
Under the reign of the church in Western Europe, the Catholic Church grew through instructing the faithful, building campaigns, and collaborating with new rulers.
Step-by-step explanation:
Under the reign of the church in Western Europe, the Catholic Church experienced growth in several ways:
- The Church focused on instructing the faithful on Catholic doctrines and promoting virtuous behavior.
- The Papacy embarked on extensive building and decoration campaigns to highlight its ancient origins, beliefs, and authority.
- The Church worked to convert Germanic peoples to Christianity, preserve the classical tradition, and legitimize the rule of new rulers.