Which problem is solved by migrating virtual machines (VMs) using vSphere vMotion?
A . A vSphere cluster that needs to be upgraded without any VM downtime.
B . A problem that occurred during VM patching and a roll-back is needed.
C . The names of the VM files that do not match the inventory name of the V
E . Heavy storage traffic and latency that are concentrated in a few datastores.
Answer: D