During a migration the system is mistakenly IPLed. The data migration is successfully resumed
and completed.
When the administrator runs the RSTAUT command, no authorities are restored.
What is the most likely cause of the problem?

A.
The RCLSTG command was not run before the data restore was resumed.

B.
The storage management directory was overlayed as a result of the IPL.

C.
The INZSYS command was not successfully run before restoring authorities.

D.
The private authority table loaded by the RSTUSRPRF command was automatically deleted by
the system IPL.