Which of the following is not required before adding an Azure network adapter to an on$-$premises server?

A$.)$ An Azure VNet that exists to which the on$-$premises server will connect

B$.)$ Windows Admin Center $($WAC$)$ must be installed in the on$-$premises network

C$.)$ Windows Admin Center $($WAC$)$ must be connected to Azure

D$.)$ A virtual network gateway must be configured using a site$-$to$-$site VPN or ExpressRoute