The primary purpose of the scope baseline in project management is to provide a reference point for measuring project performance. This is correct because:<br><br>1. The scope baseline defines the approved version of the project scope statement, work breakdown structure (WBS), and WBS dictionary.<br>2. It serves as a basis for comparison throughout the project lifecycle.<br>3. It helps in tracking progress, identifying deviations, and managing changes.<br><br>The other options are incorrect:<br><br>Establishing a list of project risks and mitigation strategies is part of risk management, not the scope baseline.<br><br>Outlining the complete financial budget is related to cost management and is typically covered in the cost baseline, not the scope baseline.<br><br>Serving as a comprehensive communication plan is a separate project management process and document, not the purpose of the scope baseline.<br><br>The scope baseline is crucial for maintaining project focus, controlling scope creep, and ensuring that the project delivers what was initially agreed upon.