According to Robert Hollander, what are the two types of allegory used by Dante ?

• A. “Allegory of speech” and “allegory of the poets”
• B. “Allegory of speech” and “allegory of irony”
• C. “Allegory of speech” and “allegory of the theologians”
• D. “Allegory of the poets” and “allegory of the theologians”