23kwanser 23kwanser 23-11-2020 Mathematics contestada Which of the following represents a function? A. (4,1), (4,2), (4,3), (4,4) B. (-3,4), (-3,4), (-3,-4), (-3,-4) C. (5,2), (6,2), (-5,-2), (-6,-2) D. (6,8), (-2,4), (7,7), (6,5)