You will be installing Windows Server $2019$ for a company that plans to consolidate many of their existing servers onto new servers that will run Hyper$-$V$.$ The old servers will be decommissioned and the services they hosted will run as VMs on the new virtualization servers. You might be running dozens of VMs on each Hyper$-$V server. Which edition of Windows Server $2019$ should you install on the new virtualization servers?

$$ a$.$ Enterprise

b$.$ Datacenter

c$.$ Essentials

d$.$ Standard