Explanation:
The most accurate comparison between Beowulf and Grendel lies in their contrasting natures and motivations. Beowulf, the heroic protagonist, embodies valor, bravery, and an unwavering commitment to protecting his people from malevolent forces. In contrast, Grendel epitomizes darkness and monstrousness, driven by a deep-seated resentment towards mankind and a sense of isolation. The portrays Beowulf as a symbol of good, while Grendel represents evil, providing a stark juxtaposition that emphasizes the eternal struggle between light and darkness, heroism and malevolence, making it the most accurate comparison between the two characters.