Answer:
The method used by the Catholic Church to support the spreading of Christian theologies is a. Art.
Step-by-step explanation:
The depictions of Christian/Catholic themes in art are as old as the Christian religion itself. From the very beginning the will to showcase the proximity towards the Bible and God to the common people who may or may not be literate was of importance for the Church. The importance of the church was to 1. Translate the beauty of God's perfection into the artistic scenery and 2. Make it easier to everyone in the community the understanding of all of the teachings pertaining to christianity and catholicism through images.