Organizational process assets, a lessons-learned database, and historical information are all inputs to which process?

An audit was conducted on a project during close out. The issue log could not be located in the project management information system (PMIS).
What should the project manager do to prevent this from becoming a nonconformance?

You are the project manager responsible for developing a new online line bill payment system for a utility company. You are expected to complete the project within the next year. You are currently in the process of identifying and evaluating a number of risks quantifying their impacts and identifying their probability of occurrence. You would like to use a tool that will determine the highest expected value for the various scenarios. Which of the following tools should you use?

A client adds a new feature and requests a budget update. The development of this feature cannot extend the project schedule for more than one month. The client has already agreed to a cost per hour.
What should the project manager do next?

A company is transitioning from a predictive to agile delivery of projects. Based on the requirements, the project team estimates the budget and decides to use a fixed-price contract with its vendor. However, during the execution of the project, the requirements evolve and priorities start to change constantly, which puts the project and the estimate at completion (EAC) off by 40%.
What should the project manager do next?