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Huh?

Explanation:

. a function is a relation in which each input has only one output. in the relation , y is a function of x, because for each input x (1, 2, 3, or 0), there is only one output y. x is not a function of y, because the input y = 3 has multiple outputs: x = 1 and x = 2.

now im going to write the whole thing of ru bc i feel like u should lern it on ur own but i would choose allan poe bc allan poe was the main character and the author gives more supporting details on the character.