Answer:
I think it is D since D fits in to the sentence the best :)
Explanation:
Nature and the Natural World
<span>The natural order is disrupted when the bounds of morality are broken. </span>
<span>The health of the country is directly linked to the moral strength of the king. When Macbeth goes against the natural order by murdering Duncan and usurping the throne, nature responds. </span>
The author developed Grendel as character who hates people. He thinks people hate him and he hates the world for it. There things Grendel is trying to understand because of him being a human and a beast. So option b will best answer the question.