Your company has an Active Directory Domain Services (AD DS) domain. All servers run Windows Server 2008 R2. All client computers run Windows 7.
Your environment includes Microsoft Enterprise Desktop Virtualization (MED-V). You use MED-V to support temporary test environments.
You need to ensure that the disk space used by obsolete Workspaces is automatically minimized.
Which two actions should you perform?（）

Your company has an Active Directory Domain Services (AD DS) domain. All servers run Windows Server 2008 R2. All client computers run Windows 7. Your environment includes Microsoft Enterprise Desktop Virtualization (MED-V).
You update the MED-V Workspace virtual machines (VMs) several times and notice that the server is running out of disk space.
You need to configure the Workspace to minimize the disk space requirements.
What should you do?（）