A typically high-performing team member has started to demonstrate a performance drop as well as some aggressive behaviors toward other team members in meetings.
The project manager has worked with this individual for many months on this project and has not seen this type of behavior before.
What should the project manager do?

A member of a testing team in an agile project works well with the project team. However, in the previous two iterations, this team member's performance was poor, and the team had difficulty meeting the iteration goals.
How should the project manager handle this situation?

A project team is performing a post-release evaluation of a product that requires detailed feedback from seven stakeholders. Six of the stakeholders have promptly provided feedback. One of them has not provided any feedback despite numerous requests from the team.
What should the project manager do in this situation?

A project is starting its sixth iteration out seven. During the daily meeting, a team member explains that a key function will take longer to complete than originally anticipated.
What should the project manager do?

A technician is scheduled to install internet service at the homes of three remote call center agents who have different working schedules. Their functional managers arranged time off to allow time for installation and testing. The carrier sends an email to the project manager stating that one appointment is delayed for 2 days.
What does the project manager need to do now?