A new project manager joins a project in progress. The project manager is unclear about what environmental factors may impact effective information reporting to key stakeholders.
What should the project manager reference to understand these impacts?

A supplier informs the project team that they can proceed with an option to add a functionality to a product.
The functionality was listed as an optional requirement
delivery in the project charter, with no impact on cost or schedule.
What should the project manager do?

Market conditions and published commercial information are examples of which input to the Estimate Costs process?

A line manager provides you with three estimates for his activity in your PERT network. His estimates are 2 weeks optimistically, 4 weeks most likely, and 12 weeks pessimistically. The expected time which would appear on the chart would be:

Requirements for formal deliverable acceptance are defined in the______________