You plan to deploy a virtual infrastructure based on Windows Server 2008 R2.
The deployment must meet the following requirements:
All of the virtual machines (VMs) must be highly available.
The creation and management of the VMs must be centralized.
A VM must move automatically to another host if the total CPU utilization of the current host
exceeds 80 percent for more than five minutes.
You need to identify which software is required for the planned deployment. The solution must
minimize costs.
Which software or softwares should you deploy? (Choose all that apply.)

A.
Failover Clustering

B.
Hyper-V

C.
Microsoft Enterprise Desktop Virtualization (MED-V)

D.
Microsoft System Center Configuration Manager 2007 R2

E.
Microsoft System Center Operations Manager 2007 R2

F.
Microsoft System Center Service Manager 2010

G.
Microsoft System Center Virtual Machine Manager 2008 R2

H.
Network Load Balancing (NLB)