In order to be able to answer this, we'd need to know what book it is you're reading, as well as the answer choices as the question asks "which of the following best" meaning that they want you to choose the best answer from the choices they’re giving you.
I think a. use of verb tenses
"think"
Answer:
Beowulf.
Explanation:
In "Beowulf, An Anglo-Saxon Epic Poem", the author narrates the story of <em>Beowulf, a young Gaetish warrior</em>. He came to the aid of King Hrothgar whose kingdom was terrorized by a monster named Grendel. Beowulf used his epic strength and bravery and slayed the monster, saving the kingdom from further oppression. The above lines are from the lines 56-60 of Chapter VII. It mentioned the time when Hrothgar describes how he had known about Beowulf and his father, Grethel who had been his friend. And now, Beowulf had also came to offer his services to his father's good friend for all the good that he had done for them.
Green= correct red or blue =idk