Final answer:
Paintings like this by Giotto moved European art forward by treating a religious subject in a natural way.
Step-by-step explanation:
Paintings like this by Giotto moved European art forward by treating a religious subject in a natural way. Prior to this, paintings often presented religious figures and scenes in a more stylized and abstract manner. Giotto's emphasis on naturalism and the human form ushered in a new era of realism in art, paving the way for the Renaissance.
Learn more about Influence of Giotto's paintings on European art