You are the administrator of a Windows NT Server 4.0 computer names Ezonexam1.Ezonexam1 is

You are the administrator of a Windows NT Server 4.0 computer names Ezonexam1.

Ezonexam1 is a backup domain controller in Ezonexam.com's Windows 2000 Active Directory domain. Ezonexam1 contains five hard disks. Disks 0 and 1 are configured as a Windows NT 4.0 mirror set and contain the operating system files. There are 300 MB of disk space remaining on the Windows NT 4.0 mirror set. Disk 2, 3, and 4 are configured as a Windows NT 4.0 stripe set with parity and contain employee data files. The Windows NT 4.0 stripe set with parity has a maximum capacity of 140 GB and currently has 15 GB free. Ezonexam1 runs an application that is used by all of Ezonexam.com's employees.

A new version of the application is available. The new version requires Windows 2000 Server. The application will not run on a domain controller.

You need to install the new application on Ezonexam1 as quickly as possible.

What should you do first？

A．Install Windows 2000 Server on Ezonexam1. Configure Ezonexam1 to use a dual boot configuration that includes Windows NT Server 4.0 and Windows 2000 Server.

B．On a second Windows 2000 Server computer, run the sysprep utility to create a cloned server image. Use this image to upgrade Ezonexam1.

C．Upgrade Ezonexam1 to be a Windows 2000 member server. After the upgrade, run the dcpromo utility on Ezonexam1.

D．Upgrade Ezonexam1 to Windows 2000 Server. During the upgrade, select the option to make Ezonexam1 a member server.