You are an enterprise administrator for Cer-tech .com. The corporate network of the company consists of asingle Active Directory domain. All the servers on the network run Windows Server 2008. The networkconsists of two servers configured as follows： 1. Server01 （Member server）： The Terminal Services role is installed. 2. Server02 （Test server in a workgroup environment）： The Terminal Services Licensing role service isinstalled. You wanted to use Terminal Services Per User Client Access License （TS Per User CAL） mode onServer02. However， you were not able to enable the TS Per User CAL mode in the Terminal ServicesLicensing role service on Server02. Which of the following options would you choose to ensure that you can use TS Per User CAL mode onServer02？（）

• A、Disjoin Server01 from the domain.
• B、Extend the schema to add attributes for Terminal Services Licensing.
• C、Join Server02 to the domain.
• D、Create a Group Policy object（GPO） that configures Server01 to use Server02 for licensing.