Your environment includes Hyper-V and VMware ESX. You manage your virtual environment by using Microsoft System Center Virtual Machine Manager （VMM） 2008 R2. You plan to perform a virtual-tovirtual （V2V） conversion of a virtual machine （VM） that is located on the ESX server. You start the conversion by using the Convert Virtual Machine Wizard. Communication between the destination host and the ESX server fails， and the conversion does not finish successfully. You need to ensure that the conversion finishes successfully.  What should you change？（）

• A、WSMan permissions and settings
• B、Server Message Block （SMB） settings
• C、Secure Shell （SSH） and HTTPS settings
• D、Windows Firewall exceptions for Background Intelligent Transfer Service （BITS）