Some say the answer is Endnote and some say the answer is Style Manual, but I can assure you that the answer is A) Footnote
Reason: I was taking a test a while ago and had the same question, I couldn't accept any answer other people gave so I took my own time re-studying. It was then when I found about a <em>Footnote Citiation. </em>
Definition:
Footnote Citation: an ancillary piece of information printed at the bottom of a page. (Ancillary means providing necessary support to the primary activities; aka the citation).
Your welcome! Don't fall for wrong answers anymore!
According to how the narrative is made, specifically how he tells us what he's done and his situation, it can be intuited that he was struggling in that time and needed to eat, so he had to steal some food but he was planning to return it as soon as possible.