Which of these must be setup first before configuring routing functionality on a server?

a$.$ Mac address.

b$.$ Add a new forest.

c$.$ Hyper$-$V Manager.

d$.$ None of the options are correct.

e$.$ Create a scope.

f$.$ Two network adapters.

g$.$ Domain Login.

h$.$ Add a new domain.

i$.$ Server Manager.

j$.$ Create a zone.

k$.$ Add a domain controller to an existing domain.

I. Network Address Translation $($NAT$).$

m$.$ Local Login.