What Distinguished Brunetto Latini, a Florentine Notary, from Previous Medieval

What distinguished Brunetto Latini, a Florentine notary, from previous medieval writers?

A) He wrote in the vernacular, and he wrote on secular matters.
B) He referred to pagan authorities as well as biblical ones.
C) All the characters in his writings were women.
D) He described his feelings in great detail.
E) He never mentioned Jesus in his philosophical treatises.