Two members of your group have accurately drawn a network associated with the same small project. Upon closer inspection, you realize that one team member has drawn the network in the older PERT$-$style "AOA", or Activity$-$on$-$the$-$Arc format, whereas the other team member used the "AON" $,$ or Activity$-$on$-$the$-$Node format that we primarily rely on in this class. Which of the following is false, concerning these two network diagrams you are inspecting?