Consider the graph with vertex set {A, B, C, X, Y, Z} and edge list {AX, AY, AZ, BB, CX, CY, CZ, and YY}.
Which of the following is the edge set adjacent to AY?
Which of the following is the degree of Y?
Which of the following is the sum of the degrees of the vertices?
Which of the following is the edge set adjacent to AY?