The real life Dante is different from the fictional Dante in that:
(B) the real Dante has uncompromising ideas about religion and Human Nature.
Basically, fictitious
Dante allows the author to meet, exchanging, praising and accusing
people who historical Dante could not actually meet. Also allows a poet to try to leave some of the rulers a
helpless reality situation to his transformations, subject to his
expulsion from Florence. His imaginary persona can also continue the relationship with Beatrice as a guide to heaven.