<span>a compilation of dictionaries is callled lexicography</span>
I believe the answer is: B. To show that Grendel cannot rely on nature for protection
In the story, Grendel perceive that he is blessed by protection from the nature which would always help him in all of his troubles. But when he somehow got his foot stucked in a tree in front of a bull and when he cried and scream for help from the nature, he did not receive any answer.
You should never avoid your listiners they might have something important to say that could go along with he or shes evidence you don't know what your talking about