Guy, a VMware Administrator, Has Been Instructed to Delete the Active

Multiple Choice

Guy, a VMware administrator, has been instructed to delete the active directory user account of an administrator account suspected of malpractice. Two hours after Guy deletes the account, the rogue administrator's session still appears active in the vSphere sessions section. Active directory replication is set at 15 minutes. Why is the rogue administrator's session still active?

A) Active directory replication to vCenter only occurs once a week.
B) Users who are logged in and are removed from the domain keep their vSphere permissions until the next validation period. The default is every 24 hours.
C) When the account was deleted the "remove from vCenter" box was not ticked.
D) The active directory changes have not yet replicated to the other domain controllers in the domain.