When a vSphere administrator attempts to remediate a host with Update Manager, the host is unable to enter maintenance mode. Which condition is likely preventing the host from entering maintenance mode?

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A. A virtual machine on the host has a removable device connected. When a VM has a removable device such as a CD-ROM or USB device actively connected, vSphere cannot perform a vMotion migration to another host. Because Update Manager requires the host to enter maintenance mode - which in turn requires all running VMs to be evacuated - the presence of a non-migratable VM with a connected removable device directly blocks the entire process.

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B. A virtual machine on the host is configured to use Fault Tolerance. Fault Tolerance VMs do not inherently block a host from entering maintenance mode; vSphere can handle FT pair failover or migration as part of the maintenance mode workflow.

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C. A virtual machine is powered off and cannot be migrated to another host. Powered-off VMs can be cold-migrated to another host and do not block maintenance mode entry since they do not require vMotion.

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D. A virtual machine is configured with a local .vswp file. A local .vswp swap file does not prevent a host from entering maintenance mode; vSphere manages swap file relocation as part of VM migration.

When a vSphere administrator attempts to remediate a host with Update Manager, the host is unable to enter maintenance mode. Which condition is likely preventing the host from entering maintenance mod

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