Which Cisco Unity utility can be used to identify these call handlers, and if desired, automatically fix them?

Your client recently deleted a subscriber who was the owner of multiple call handlers on the Cisco Unity system. These call handlers have ceased to function properly. Which Cisco Unity utility can be used to identify these call handlers, and if desired, automatically fix them?

A.
SQL Optimizer

B.
Call Handler Recovery

C.
db Walker

D.
Audio Text Manager