In Cimabue's Madonna Enthroned with Angels and Prophets, the artist has revealed the formality and dignified presentation with careful structure and symmetry. This work also illustrated the influence Byzantine models. Which of the following best describes this work?
a. It is the final summary of Byzantine art before its transformation.
b. It is the final summary of Byzantine art.
c. It is Byzantine art.
d. It is Byzantine art transformed.