How does this opening sentence add surprise?

Which type of story uses animals as characters in order to illustrate a general truth about human nature?

What is the effect of describing polyneices as a "wild eagle screaming insults above our land"? question 5 options: we understand that polyneices was wild and fierce in battle. we understand that polyneices deserves to remain unburied due to his inappropriate behavior. we understand that polyneices single-handedly won the battle. we understand that polyneices is ruled by a half-human, half-bird goddess.

In the following lines from beowulf, what literary technique has the poet used in the underlined words? to many it seemed the wolf-of-the-waves had won his life oa. synecdoche b. epithet c. kenning od. litotes