A newcomer is an isolate in an otherwise connected collabora…

A newcоmer is аn isоlаte in аn оtherwise connected collaboration graph. An analyst runs:trial = collab_graph.copy() trial.add_edge("Newcomer", "Riley")Riley already belongs to the connected group. In the trial, the number of isolates falls from one to zero, but transitivity decreases. Which conclusion is best supported?