The project manager has learned that the project sponsor is unhappy with the development of the project requirements.
In order to realign the project with the sponsor's expectations, what should the project manager do?

A project had scheduling delays, which necessitated the team to work overtime to meet critical milestones. This led to some misunderstandings among team members. The project sponsor has allocated a monetary award.
How should the project manager utilize the award?

A project manager is performing the role of scrum master for a team of developers. There is a conflict among the developers, generated by differences in how a feature can be delivered. The project manager organized a few spikes to resolve this conflict.
What should the project manager do next?

A project manager is in the middle or handling a major upgrade to an existing product. The project manager learns that the resources initially promised as part or the project are being moved to another priority project.
What should the project manager do?

In a project, one core team member tends to do all the work and ensures all tasks are completed.
This core team member is soon leaving the project, which may make the project vulnerable.
What should the project manager do?