What is the primary benefit of usingupgrade exportover either backup or snapshot?

What is the primary benefit of usingupgrade exportover either backup or snapshot?

A.
The commands backup and snapshot can take a long time to run whereasupgrade exportwill take
a much shorter amount of time.

B.
upgrade exportwill back up routing tables, hosts files, and manual ARP configurations, where
backup and snapshot will not.

C.
upgrade exporthas an option to backup the system and SmartView Tracker logs while backup and
snapshot will not.

D.
upgrade exportis operating system independent and can be used when backup or snapshot is not
available.