Final answer:
The item not listed among the three major questions for project managers is c) How can stakeholders be kept informed? The three key areas usually addressed are project scope, required resources, and project duration.
Step-by-step explanation:
The item that is NOT listed as one of the three major questions facing a project manager with respect to synthesizing the requirements of a project among the options provided is c) How can stakeholders be kept informed? Typically, project managers must address the scope, resources, and timeline of a project. The project scope relates to the definition of the project's boundaries and deliverables. Resources needed encompass both the material and human resources necessary for project completion. The project duration pertains to the scheduling and time aspects which must be managed.