You need to install the DNS Server role on Server1

You have a server named Server1 that runs Windows Server 2016.
You need to install the DNS Server role on Server1.
What should you run?

A.
thedns.execommand

B.
theoptionalfeatures.execommand

C.
theInstall-Packagecmdlet

D.
theEnable-WindowsOptionalFeaturecmdlet