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.
Run the Add Hardware Wizard in the guest.

B.
Use the Computer Management console to scan for hardware changes in the guest.

C.
Use Virtual PC Manager to attach the USB device on the host.

D.
Use the Computer Management console to update the USB Virtualization Bus driver on the host.