What is the use of an “all configuration” backup in Cisco UCS?

A.
Can be used to migrate from a 6120 to a 6140 and retain the same service profiles

B.
Can only be used on the fabric interconnect on which it was created

C.
Can be used to migrate from a 6120 to 6140 and retain system IP addresses and cluster
information

D.
Can be used to match firmware versions between 6120 and 6140 during a migration

Explanation: