A customer's technical lead discussed a new feature with the project manager. The project manager believes the new feature will boost performance significantly and adds it as a high-priority item in the sprint backlog. At the end of the sprint, all of the planned stories were not completed because the new feature took more time.
What should the project manager do next?

During the course of a project, the project manager wants to ensure that the work carried out and the product being created do not deviate from the prescribed business value.
What should the project manager pay special attention to in order to achieve this goal?

A company is interested in reducing production costs in one of its production lines. When the project charter was about to be approved, one of the key stakeholders questioned the project's value and caused a delay in the approval.
What should the project manager have done to avoid this setback?

A project manager is assigned to a new project to deliver a product at the end of the year. The project manager was informed by the vendor that a core component could not be shipped on time, which will impact the schedule.
What should project manager to do next to minimize the impact on the project?

Early in the execution phase, a project manager discovers that recent changes in enterprise environmental factors (EEFs) will severely reduce the implementation cost and shorten the project schedule.
How should the project manager address this situation?