2026-312

Look at the figures below, analyze the statements, and choose the right answer:

I- The graph in figure A is a multigraph and in figure B is a simple graph.

II- In a complete graph, known as a clique, all nodes are connected to each other.
III- The diameter of the graph in figure B is dmax= 4.

IV- The adjacency matrix of graph in figure B is:

1. I and II are correct
2. II, III and IV are correct
3. II and IV are correct
4. I, III, IV are correct
5. None of the above

Original idea by: Tássia Martins