In which of the following organizational structures would a project manager have the MOST authority?

A customer has requested a change in an active project.
Which of the following actions should the project manager take FIRST?

Two team members have concluded that documentation is not required due to the size of the current project. The project manager has encouraged them to align strictly within the process.
Which of the following conflict resolution techniques has the project manager utilized?

Team members have reported that meetings are poorly attended and unproductive.
Which of the following steps can the project manager take to make the meetings more productive?

During the execution phase, the project manager discovered that the testing phase is dependent on completion of the vendor's tasks. The project team has just informed the project manager their activities are almost complete, and they would like permission to begin testing. The vendor is not scheduled to deliver the products for two months.
Which of the following should have occurred to prevent this issue?