Gabriel and Giulia are co-managers of a condominium (condo) complex at the beach. As part of their responsibilities, they manage the condo's summer rental program. Each February, they send a letter to all the unit owners who participate in the rental program, in preparation for the summer rental season. What would be the best scheduling technique to use if they want to plan out who oversees specific activities related to creating, preparing, and mailing that communication? Planning sheet Gantt chart Priority scheduling O PERT