What action would enable the Microsoft Windows 8 pool to report metrics to vRealize Operations Manager for Horizon?

While investigating slow performance, an administrator discovered that none of the desktops in the Microsoft Windows 8 pool is reporting metrics to vRealize Operations for VMware Horizon.
What action would enable the Microsoft Windows 8 pool to report metrics to vRealize Operations Manager for Horizon?
A. Verify that the Microsoft Windows 8 desktop pool has been included in the vRealize Operations for Horizon Broker Agent configuration.
B. Add the vRealize Operations Manager for Horizon security tag to the Microsoft Windows 8 desktop pool virtual machines.
C. Add the users of the Microsoft Windows 8 desktops pool to the vRealize Operations Manager Everyone group.
D. Enable vRealize Operations Manager for Horizon in the Microsoft Windows 8 pool settings in the View Administrator console.