PMP Practice: Set a clear vision and mission

Ariki Māhaki is managing a nine-month infrastructure upgrade project at Binary Chameleon Inc, a regional shipping company. During the kickoff meeting, team members from different departments express confusion about how their individual work contributes to the overall project goals. Several engineers ask why certain technical decisions were made, while operations staff question whether the new system will actually solve their daily challenges. The project charter has been approved, and Ariki notices the team lacks a shared understanding of what success looks like. What should Ariki do to address this situation?