Developing a detailed migration plan that includes phased rollouts and testing A detailed migration plan with phased rollouts and testing ensures a smooth transition with minimal disruptions to business operations, allowing for addressing potential issues in stages. Option A is incorrect because rushing the migration without adequate planning can lead to significant disruptions and data loss. Option C is incorrect as migrating the largest datasets first may not align with business priorities and could lead to operational challenges. Option D is incorrect because while hardware is important, focusing solely on it neglects critical aspects of data and dashboard migration.