Who mostly paid for Renaissance art and why?

The relationship between the painter and the client could be considered as a social relation, in which the client ordered, provided the money and sometimes the materials and decided how to use the work done by the painter, always following the rules and ideologies of the institutions of the time, like the church. Although the Renaissance was known for the rebirth of new ideas, both clients and painters followed what the church said, because they never abandoned their faith. As a result, Who mostly paid for Renaissance art was the Church.