In the FusionCompute system, which is the incorrect description of the virtual machine network card?

In the FusionCompute system, which is the incorrect description of the virtual machine network card?
A . SR-IOV pass-through mode network card supports online addition.
B . There is a limit to the number of network cards that can be added to each virtual machine.
C . The virtual machine configured with the pass-through device must monopolize the memory. After monopolizing the memory, the virtual machine’s memory will not be swapped to the swap space.
D . Virtual machines with memory reuse (not 100% memory reservation) cannot be configured with pass-through devices.

Answer: A