Which of the following statements is true about weakly connected graphs?

Question

Answer

A weakly connected graph has a directed path between every pair of nodes, 
 regardless of edge direction.

Answer

A weakly connected graph must also be strongly connected.

Answer

In a weakly connected graph, there is an undirected path between every pair of 
 nodes when treating the graph as undirected.

Answer

A weakly connected graph has no directed path between any pair of nodes.

Answer

A weakly connected graph has a directed path between every pair of nodes, but 
 only in directed graphs.

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