$($All answers were generated using $1,000$ trials and native Excel functionality.$)$ considered activity can begin. The table also lists duration estimates $($in days$)$ for each activity.

$\backslash$table$[[$Activity$,\backslash$table$[[$Immediate$],[$Predecessors$]],\backslash$table$[[$Minimum$],[$Time$]],\backslash$table$[[$Likely$],[$Time$]],\backslash$table$[[$Maximum$],[$Time$]]],[$A: Negotiate contract with selected musicians,$-,5,6,9],[$B: Reserve site,$-,8,12,15],[$Logistical arrangements for music group,A$,5,6,7],[$D: Screen and hire security personnel,B$,3,3,3],[$E: Advertising and ticketing,B$,$ C$,1,5,9],[$Hire parking staff,$D,4,7,10],[$Arrange concession sales,E$,3,8,10]]$

predecessors. On the other hand, activity connot be started until activities $B$ and $C$ are both completed. The project is not complete until all activities are completed.