Personification because is giving a nonhuman thing a human atribute
You didn't italize or mark the phrase, but I see one good candidate:
"The circus animal trainer" is in a way another name given to Mervin, a kind of "renaming" him: this is called an appositive phrase, so if this was the phrase appositive phrase is the answer! (also, I don't see the other phrases here).
Shield Sheafson- The legendary Danish king from whom Hrothgar is descended, Shield Sheafson is the mythical founder who inaugurates a long line of Danish rulers and embodies the Danish tribe's highest values of heroism and leadership.
Hope this helps!
The correct answer is C. Why did he appear different than what he was?.
Your answer would be influence.
if you need more help, ask me!