Comprehensive and Detailed Creatingbusiness process modelshelpsvisually represent workflow changes, making it easier for impacted users to understand the impact. BABOK Guide (Chapter 10.5 - Process Modeling)states that process modelshelp stakeholders see how their workflows will be affectedand facilitate smoother transitions. Communication plans (Option A)are useful for engagement but do not convey workflow changes in detail. Data model diagrams (Option C)focus on data relationships, not process impacts. Functional requirements (Option D)describe system behaviors but do not illustrate workflow changes.