As the cloud administrator for a rapidly expanding e-commerce platform, you are responsible for ensuring the operational excellence of your Azure environment. The platform's traffic is highly variable, with significant surges during promotional events and holiday seasons. You need a comprehensive Azure service that not only provides actionable insights and best practices for optimizing performance, reliability, and operational efficiency but also assists in strategic planning for scalability and cost management during these unpredictable traffic spikes. Considering the need for a solution that offers personalized recommendations across performance, cost, security, and high availability, which Azure service would best meet these requirements? (Choose one option.)