You are tasked with designing a scalable and highly available compute solution for a large e-commerce platform that experiences significant traffic fluctuations, especially during holiday seasons. The solution must not only handle these fluctuations efficiently but also be cost-effective and comply with industry standards for data security. Considering the need for automatic scaling, high availability, and the ability to manage containerized applications, which of the following Azure compute services would you recommend? Choose the two best options that meet all the specified requirements. Options include Azure Virtual Machine Scale Sets, Azure Functions, and Azure Kubernetes Service (AKS).