B. Prometheus, who succeeds in stealing fire from the Gods and thereby surpasses the limitations placed on humans by the Gods

C. Icarus, who is killed in attempting to fly because only Gods have the power to fly and mortals must be taught the limitations of human existence

D. Goethes Faust in Faust, who is sinful because he attempts to exceed the bounds of human knowledge by making a pact with the devil but is nonetheless redeemed in his striving to break free of the bounds of mortality