Which ordered pair is a representation of the graph? Vertex Image {(A, B), (A, C), (A, D), (B, C), (B, D), (C, D)} {(A, B), (A, C), (B, C), (B, D), (C, D)} {(A, B), (A, C), (A, D), (B, C), (B, D), (C, C), (C, D)} {(A, B), (A, C), (A, D), (B, C), (B, D), (C, D), (D, A)}