When a CNA node fails, a virtual machine on it cannot be recovered. Which of the following are the possible causes?

In the FusionSphere server virtualization scenario, the host fault control policy set by the cluster is "virtual machine cluster recovery".

When a CNA node fails, a virtual machine on it cannot be recovered. Which of the following are the possible causes? (Multiple Choice)
A . The remaining resources in the cluster are not enough to start the virtual machine
B . The virtual machine is created on the local hard disk
C . The virtual machine is bound to the graphics processor
D . The virtual machine has a user logging in.

Answer: ABC