D) Whoever is addressing the Tyger is basically asking questions like, who made you?, why are you so powerful?, etc.
In "The Tyger" and "The Lamb" there is basically a compare/contrast between how these two people look at their Creator. The person in The Lamb is the opposite of the person in The Tyger in the sense that he is thankful for all the things the Creator made. The Tyger is the one who questions the Creator and has more of a darker view of him.
Delia's action shows that she loves her new husband Jim enough that she is willing to sacrifice something she values in order to get him a Christmas gift. She has an unselfish, loving character.