The project manager of an agile project has been asked to reduce the budget by 30% Since this is a small project team, the budget is primarily allocated to resources What strategy should the project manager use in order to keep delivering value in a restricted environment?

During project execution, a key team member has to be moved to another critical project for the company.
Currently, there is no other team member who can fill that role.
What should the project manager do first?

A contract has fust been awarded for an automation project that was supported by the local community. The project manager was warned by the elected officials that the project cannot proceed.
Why did this action occur?

A project team is engaging a development team in another country to develop software. During progress reviews, the project manager identified completion date delays due to rework because there were different interpretations of the client's needs.
What should the project manager do?

Halfway through a project, the project sponsor is replaced by another peer who was not previously engaged in the project. The new project sponsor has rejected most of the project artifacts, and the team did not get the latest increment approved on the current iteration. Stakeholders are not feeling confident about the project outcome.
What should the project manager have done to prevent this situation?