An IT department is decommissioning a storage array and tasks an administrator with removing a datastore from ESXi hosts. What is a prerequisite for unmounting the datastore? (Choose the best answer.) 

Answer options:

A. The datastore is NOT managed by Storage DRS.
B. The datastore is NOT being used by vSphere High Availability heartbeating.
C. The datastore is NOT referenced by a host profile.
D. The datastore does NOT contain powered-off virtual machines.

A

Reference: https://kb.vmware.com/s/article/2004605