You plan to migrate a web application to Azure. The web application is accessed by external users. You are required to recommend a cloud deployment solution that will manage the web application. What ONE of the following should you include in the recommendation? a$.$ Software as a service $($SaaS$)$ b$.$ Platform as a service $($PaaS$)$ c$.$ Infrastructure as a Service $($lass$)$ d$.$ Database as a Service e$.$ None of the answers is correct