Your network contains a server named Server1 that runs Windows Server 2008 R2. The network contains some UNIX-based client computers that do not have Samba installed.
You have a shared printer on Server1.
You need to ensure that the UNIX-based client computers can send print jobs to the shared printer.
What should you enable on Server1?

A.
the LPD service.

B.
the LPR Port Monitor.

C.
Services for Network File System (NFS)

D.
Subsystem for UNIX-based Applications (SUA)