Full AWS Practitioner Certification Question

A media company is struggling to keep up with user demand on its legacy containerized web application, currently deployed on aging on-premises servers. As web traffic continues to surge, the company needs to migrate the application to AWS to improve scalability and reduce system failures. The team wants to make as few changes to the application code as possible, and they want to avoid managing infrastructure wherever possible.Which AWS solution will best meet these needs while keeping operational overhead to a minimum?