Constantine's main contribution to imperial Christian art was in the form of grand monumental architecture. In Rome, where he spent only a few months of his life, he had constructed the first Vatican basilica over the tomb of St. Peter, and the church of what is now known as St. John Lateran, as well as the largest Roman triumphal arch ever built. In the rest of the empire, he built imposing basilicas as far apart as the Church of the Holy Apostles in Constantinople and that of Trier in Germany.
Answer:
The King used his political powers to rule the small but growing country. Material used in a work of art. Painting was the medium used by court artists to depict rulers portraits. One of the most common portraits for rulers was that of the equestrian portrait.
Explanation:
I am pretty sure that it would be d) their proximity to the Mediterranean Sea