You have a Hyper-V host named Hyper1 that runs Windows Server 2012 R2.Hyper1 hosts several virtual machines that run Windows 8.1.
Several developers connect to the virtual machines by using the Virtual Machine Connection tool.
You need to ensure that the devlopers can print to their local printers from within virtual machine sessions.
What should you configure?

A.
a virtual switch on Hyper1

B.
Remote Desktop Services (RDS) on Hyper1

C.
enhanced session mode on Hyper1

D.
a virtual network adapter on the virtual machines

Explanation:
To be able to use a computer’s local resources on a virtual machine:
* The Hyper-V host must have Enhanced session mode policy and Enhanced session mode settings turned on.
* The computer that you use to connect to the virtual machine with VMConnect must run Windows 8, Windows
8.1, Windows Server 2012, or Windows Server 2012 R2.
* The virtual machine must have Remote Desktop Services enabled and run Windows Server 2012 R2 or
Windows 8.1 as the guest operating system.
Use local resources on Hyper-V virtual machine with VMConnect
https://technet.microsoft.com/en-us/library/dn282274.aspx