What is the function of VMware ESXi Hypervisor?

A.
It allows server storage to be fragmented into several virtual disks that can be shared
between different applications.

B.
It allows server virtualization and thus allows applications to run co-resident on the same
physical server.

C.
It allows server virtualization and defines the number of applications that can run
co-resident on the same physical server.

D.
It allows server memory and CPU to be virtualized and shared between several
applications.