Which one of the following best states the main idea of the passage? A. Tuscan painters' use of fresco explains the prominence of human figures in the narrative paintings that they produced during the fifteenth century. B. In addition to fifteenth-century Venetian attitudes toward history, other factors may help to explain the characteristic features of Venetian narrative paintings with religious subjects produced during that period. C. The inclusion of authentic detail from Venetian life distinguished fifteenth-century Venetian narrative paintings from those that were produced in Tuscany. D. Venetian painters were generally more skilled at painting buildings than Tuscan painters were at drawing human forms. E. The cycle of secular historical paintings in the Venetian magistrate's palace was the primary narrative paintings with religious subjects.