Perform a thorough audit of current dashboards and data sources for compatibility with Tableau Cloud Conducting an audit of dashboards and data sources ensures compatibility with Tableau Cloud, which is crucial for a smooth migration without data loss or functionality issues. Option A is incorrect because migrating everything at once can overwhelm the system and lead to significant disruptions. Option C is incorrect as prioritizing the least used dashboards might not address the migration challenges of more critical dashboards and data. Option D is incorrect be-cause discontinuing Tableau Server immediately can disrupt business operations and does not allow for a phased and controlled transition.