A network contains the computers described in the following table.

All users work in a Remote Desktop Services (RDS) environment.

You migrate 15 client computers that run Windows XP to Windows 7. During a license audit you discover that you are using 15 more RDS device client access licenses (CALs) than required.

You need to ensure that the number of issued RDS CALs matches the number of client devices currently in service in the least amount of time.

What should you recommend? (More than one answer choice may achieve the goal. Select the BEST answer.)

A.
Wait until the RDS licensing server reclaims the unnecessary licenses.

B.
Use the RDS Licensing Manager console to revoke the unnecessary Windows XP device CALs.

C.
From the Remote Desktop Session Host Configuration console, run the Licensing Diagnostics tool.

D.
Reset the licensing database path by modifying the Discovery Scope configuration.