You work as an administrator at ABC.com.The ABC.com network consists of a single domain named ABC.com.All servers in the ABC.com domain have Windows Server 2012 R2 installed. A ABC.com server named ABC_SR12 hosts a virtual machine named ABC_VT02.  A ABC.com user named RoyAllen must be allowed to manage ABC_VT02.Which of the following options will allow RoyAllen to complete his duties without giving him too much permissions？（）

• A、You should make RoyAllen a member of the Power Users group.
• B、You should make RoyAllen a member of the Local Administrators group on ABC_VT02.
• C、You should make RoyAllen a member of the Local Administrators group on ABC_SR12.
• D、You should make RoyAllen a member of the Hyper-V Administrators group.
• E、You should make RoyAllen a member of the Creator Owner group on ABC_VT02.
• F、You should assign RoyAllen the Allow log on locally permission to ABC_VT02.
• G、You should run the Delegation of Control Wizard on ABC_VT02.