The correct answer is Beowulf/the dragon.
Beowulf is the main character in the epic poem "Beowulf," which means that he is the protagonist. Antagonist is a bad character, who is usually the protagonist's worst enemy. In the beginning of the poem, the antagonist was Grendel, but at the end, it was the dragon.
A. Never use words like I, I’ll, we or you in an essay unless you are asked to write in the first person.
For a paragraph you can use a plagiarizing grammar check
C hope this helps you in the long run