The Project Manager is creating an estimate for building a cellular infrastructure base station. It is something that is new to the Project Manager and his team. They decide to create a bottom-up estimate.
All of the following are advantages of this type of estimate except?

Supporting details for activity cost estimates should include all of the following EXCEPT:

A company's new communication system will include online dashboard reporting. The executive board might receive bi-weekly performance reports through the online dashboard What should the project manager do?

In which of the following circumstances is it BEST to make use of the project management approach? (Choose all that apply.)

A project manager in a weak matrix organization notices that a resource is behind schedule on a project task.
The project manager discovers that this resource was assigned to two other projects by the line manager.
What should the project manager do?