A graph GGG has 555 vertices and the degree sequence (4,4,4,4,4)(4, 4, 4, 4, 4)(4,4,4,4,4). Which graph is this?
The cycle graph C5C_5C5
The complete graph K5K_5K5
The star graph S5S_5S5
The complete bipartite graph K2,3K_{2,3}K2,3