<h3><em>Answer: </em><em>The kennings show that the battle is not just between man and monster, but between forces of good and evil. Grendel is not just evil himself, but is a source and caretaker of evil.</em></h3>
The kennings show that the battle is not just between man and monster, but between forces of good and evil. Grendel is not just evil himself, but is a source and caretaker of evil.
The best correction of the clause fragment is to C. delete the word "although." Without that word, you get a proper single independent sentence, and not a fragment.