With Dante's use of Virgil as his guide, how might the reader understand his attitude toward Classical works?

a. His extensive study of classical works is evidenced by his structure of the epic and reference to Classical figures.
b. His inclusion of Classical figures connects the sin of idolatry with pagan origins.
c. His use of Classical figures implies his love of Classical Greek architecture.
d. The use of Classical references demonstrates a thorough study of the writings of Pliny.

Answer: a