He is paralleling the existence of Adam and Eve, particularly Adam, and references Lucifer, which was God's most favored angel, until he fell because he had tried to be better than God.
I would go with d. Courteous because it means considerate in matter.
I would say
C) Simple yes/no questions.
The story of Damon and Pythias is an ancient Greek legend that has been retold throughout the centuries and that has been source material for many literary works. The legend expresses the ideals of friendship and examines the bond between two individuals faced with an impossible test and choice.