New PMP Question & Answers with explanation

Up until now, your project team has allowed the use of flextime where project team members may take time off during regular business hours and make up the time during the evening hours or weekends. Recently, excessive use of flextime has become a roadblock as some team members are not available when needed. The team feels they should set a standard that flextime is only to be used for personal emergencies. How should you handle this situation?
Select one

Recently, you promoted your star programmer, Sam, to lead the development team. Sam was a fantastic software coder, and you thought the promotion would mean that he could now share his expertise with the other development team members. However, you are surprised to learn that the performance of Sam in his new role is not meeting your expectations. Which empirical rule did you forget while considering the promotion of Sam?

Select one
While conducting a brainstorming session to identify stakeholders, a process manager disagrees with you on a decision you made regarding the influence and impact of each stakeholder on the project. He even makes some comments against you in front of other stakeholders. As a senior project manager, what should be your immediate response?
Select one
One of your team leaders informs you that a team member criticizes him constantly about the allocation of tasks. The team leader also asserts that this team member is also responsible for the delay of many tasks, leading to delays in the project schedule. What action should you take as a project manager?
Select one
Two of your team members are constantly arguing with each other about work assignments. Due to their attitude, the project is delayed, and pressure is building on other team members. What should you do?
Select one