Final answer:
The process that allows a project manager to evaluate the project's current state is known as controlling. It involves monitoring progress and ensuring alignment with the project plan, to make evaluations simple enough to understand and manage. hence, option (b) is correct.
Step-by-step explanation:
The process that enables a project manager to evaluate where they are in the course of a project is controlling (option b). Controlling involves monitoring the project's progress to ensure that everything is on track and aligns with the project plan.
To make the evaluation simple and do-able, it's important for project managers to understand both 'what is being done' and 'why it is being done.' This ensures the usefulness and usability of the evaluation. In any project, from designing a theatrical set to implementing public policy, it is crucial to have a fully planned framework before starting. This planning makes potential changes easier to manage and more straightforward.