Which of the following is not true about project planning methodology?

A project manager is working on a complex project and is unsure about planning, executing, monitoring and controlling the project. Match the phrase on the left with the correct statement on the right.

You are currently in process of prioritizing risks by their impact and probability of occurrence. The risk register updates from this process include all of the following EXCEPT:

A project sponsor approves a significant change to project scope that requires additional work and new deliverables from an external provider.
What should the project manager do?

The Project Manager is in the process of planning the project. The company he works for has had issues with previous projects in which there has been confusion over who is accountable for completion of various activities and processes associated with the projects. What document can he include in the project management plan that will help eliminate this problem?