You need to upgrade Server1 to VMM 2012

Your network contains an Active Directory domain named contoso.com. The domain contains a
server named Server1 that runs Windows Server 2008 Service Pack 2 (SP2). Server1 has System
Center Virtual Machine Manager (VMM) 2008 R2 Service Pack 2 (SP2) installed. The VMM database
is stored locally by using Microsoft SQL Server 2005 Express Edition. You need to upgrade Server1 to
VMM 2012. The solution must minimize costs. What should you do before you upgrade Server1?
(Each correct answer presents part of the solution. Choose two.)

A.
From Server1, run the uninstall program for VMM 2008 R2 and specify the remove data option.

B.
Upgrade Server1 to Windows Server 2008 R2 Service Pack 1 (SP1).

C.
Remove the computer account of Server1 from the domain.

D.
On Server1, install SQL Server 2008 Express.

E.
Move the VMM database to a server that has SQL Server 2008 R2 Enterprise Edition installed.

Explanation:
E (not D): SQL Server minimum requirement: SQL Server 2008 R2 or SQL Server 2008 Incorrect: Not
D:

Windows server minimum requirement: Windows Server 2008 R2
Prerequisites for Upgrading to VMM