Final answer:
Ongoing interaction between evaluator and stakeholders is expected in the Agile approach, as well as in its subsets like Scrum and methodologies like Kanban, unlike the sequential Waterfall approach.
Step-by-step explanation:
The approach in which ongoing interaction between evaluator and stakeholders is expected is the Agile approach. This methodology emphasizes collaboration, customer feedback, and small, rapid iterations. The Scrum approach, which is a subset of Agile, also relies on frequent interactions with stakeholders for continuous improvement. Unlike the linear progression of the Waterfall approach, Agile and Scrum are designed to adapt to changing requirements throughout the project lifecycle. Likewise, the Kanban approach focuses on visualizing work, limiting work in progress, and maximizing flow, and encourages ongoing stakeholder involvement to respond to changes and improve efficiency. Overall, Agile, Scrum, and Kanban represent contemporary methodologies for project management, engineering, and software development that are dynamic and inclusive of stakeholder feedback.
In contrast, the Waterfall approach is more sequential and rigid, not typically allowing for the same level of ongoing interaction once a phase is completed. Lesson learned from numerous projects is that involving stakeholders throughout the project ensures the success of an evaluation project because it facilitates understanding, buy-in, and the identification of valid and impactful solutions.