An administrator is migrating from vSphere 4.x to vSphere 5.5 and has purchased new ESXi hosts with NVIDIA GRID-based graphics hardware.
Which two steps should the administrator take to allow virtual desktops to take advantage of the new graphics hardware? (Choose two.)
A. Use the vSphere Client to upgrade the virtual machine hardware to version 10.
B. Use the vSphere Web Client to upgrade the virtual machine hardware to version 10.
C. In the pool settings area, set Allow Users to Choose Protocol to Yes.
D. In the pool settings area set Allow Users to Choose Protocol to No.
