following five propositions:

sponsors $-$ true if the event has secured sponsors

venue $-$ true if the event venue has been booked

volunteers $-$ true if volunteers have been recruited

supplies $-$ true if necessary supplies have been procwed

promotion $-$ true if promotional activities have been initiated

There are three available actions:

contactSponsors $-$ to reach out to potential sponsors for the event

reserveVenue $-$ to book the venue for the event

recruitVolunteers $-$ to gather volunteers for event support

Each action has specific preconditions and effects as follows:

Initial State: $\{$sponsors$,$ venue$\}$

Goal: $\{$volunteers$,$ supplies, promotion$\}$

$(1$ point$)$ Provide the list of independent actions within the constructed graph.