User created scenarios are stored in a(n) ________

Which Cisco IOS debug command is used to display log messages whenever STP performs changes to an interface's role or state?

A) debug spanning-tree B) debug spanning-tree interface activity C) debug spanning-tree events D) debug spanning-tree state

____ records are those on the many side of a relationship that do not have a match on the one side.

A. indexed B. split C. unlicensed D. orphan