Which statement BEST describes St. Thomas Aquinas's opinion of Aristotle?

A. Aristotle's ideas are dangerous because he was a pagan philosopher.
B.Aristotle's logic can be used to prove the existence of God.
C.Aristotle would have been a better choice of mentor for Dante's pilgrim than Virgil.
D.Aristotle lived before the time of Christ so his ideas are too ancient to be valuable to medieval philosophers.