In the book of Esther, what might be the significance of the fact that God is never directly mentioned, despite the story being a clear demonstration of divine providence?

A It suggests that the author of Esther was not a believer in Yahweh, but rather a follower of Zoroastrianism, which was prevalent in Persia at the time. B It emphasizes the importance of human agency and strategic planning, showing that the Jews were able to save themselves through their own cunning and resourcefulness. C It highlights the concept of God's hiddenness and immanence, revealing His active involvement in the world even when His presence is not explicitly acknowledged. D It implies that the events in Esther were purely coincidental, and that the Jews were simply lucky to have survived the plot to annihilate them.