Which three statements describe the configuration change management feature in DCNM LAN？ （）

• A、 Switch profiles allow configurations to be synchronized between switches and are supported with any Cisco NX-OS Software managed device.
• B、 DCNM LAN can archive configurations from devices even if they are not managed by the DCNM server， and the administrator can supply the device management IP address and credentials.
• C、 You can archive a maximum of 50 configuration versions per managed device.
• D、 Managed devices must be licensed in DCNM LAN before they can be used with configuration change management.
• E、 Device-running configuration will be archived only if it differs from the last archived version.