You plan to move a web app named App1 from an on-premises datacenter to Azure.
App1 depends on a custom COM component that is installed on the host server.
You need to recommend a solution to host App1 in Azure. The solution must meet the following requirements:
✑ App1 must be available to users if an Azure datacenter becomes unavailable.
✑ Costs must be minimized.
What should you include in the recommendation?
A. In two Azure regions, deploy a load balancer and a web app.
B. In two Azure regions, deploy a load balancer and a virtual machine scale set.
C. Deploy a load balancer and a virtual machine scale set across two availability zones.
D. In two Azure regions, deploy an Azure Traffic Manager profile and a web app.