The chart below provides a general flow for turning an aircraft. Your task is to draw an Activity on Node Network $($AON$)$ diagram and determine the critical path.

Activity Description Immediate Predecessors Time $($Min$)$

A Aircraft stops at the gate $-$ :$00$

B Jet bridge connected A :$05$

C Passengers deplane B :$10$

D Baggage offloaded A :$15$

E Refueling$/$water servicing D :$20$

F Gallery servicing C :$15$

G Cabin cleaning C :$15$

H Baggage loaded D :$10$

I Passengers boarded E$,$ F$,$ G :$15$

J Aircraft ready for departure H$,$ I $-$