All client computers in your company run Windows 7 Enterprise. Each client computer runs one guest virtual machine (VM) in Windows Virtual PC . A user reports that a supported USB device connected to his client computer does not appear in the guest VM. The USB device functions correctly on the client computer. You need to ensure that the USB device can be installed in the guest VM. What should you do?（）

• A、Use Virtual PC Manager to attach the USB device on the host.
• B、Run the Add Hardware Wizard in the guest.
• C、Use the Computer Management console to scan for hardware changes in the guest.
• D、Use the Computer Management console to update the USB Virtualization Bus driver on the host.