Enormity definition- the great or extreme scale, seriousness, or extent of something perceived as bad or morally wrong.
D: summarizes the significance
Answer:
Lacking development or progressive movement
I think the main theme that is best expressed in "The Gift of the Magi" is love. The reason why I think this is because Jim and Della were willing to make each other happy and they showed that the wealth of love makes up for the poor.