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Each answer choice below represents a relation by a set of ordered pairs. In which of the answer choices is the relation a function? Select all correct answers. Select all that apply: ((8, 12), (-3, 0), (1, 0), (-1, 13) } O {(1, 9), (4, 2), (3, -3), (4, -2)} O {(-1, 8), (-1, 12), (-2, 13), (5, -1)} O { (-4, 12), (0, -3), (3, 5), (-2, -3)} O { (1, 0), (4, 4), (-4, 9), (-2,9)}