I'm gonna say D on this one. D because if I was reading a book about someone's life and they overused the word 'I', I would immediately become disinterested because it would feel as though the person is self-centered.
"An" is one of two indefinite articles.
Functional meaning working or in good condition
As evident in this excerpt from Hamlet, "<span>How can this player be so filled with grief and rage over Priam and Hecuba, imaginary figures whom he doesn’t even know, while I, who have every reason to rage and grieve and seek revenge, am weak, uncertain, and incapable of action?", the theme that Hamlet refers to talks about the fear about the possible outcomes of his actions and meaninglessness of life. </span>
B. It depend on the poet or poem . But the answer is between B or C