isdelatorre isdelatorre 29-11-2022 Mathematics contestada 12. Which set of ordered pairs below is a function? I . { (3, 7) , (-1, 9) , (-5, 11)} II . { (9, -5) , (4, -5) , (-1, 7)} III . { (-2, 1) , (3, -4) , (-2, -6)} A. I only B. II only C. III only D. I and II