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Given the graph Gifind the following: 1. Order of the graph 2. Size of the graph 3. Degree sequence 4. Number of isolated vertex 5. Number of end vertices X Gi VI. ADDITIONAL RESOURCES Which of the following diagrams represent a function? Let X = {1,2,3,4} and Y = {a,b,c,d). f:X-Y 8:X-Y 1: XY 2 3 4 2 3 1 2 3 4 b