With multiple CI data sources, which choice is the best for determining which source can update a CI attribute?

Given the below list of KPI:
1. Correctness
2. Compliance
3. Completeness
4. Classification
And following Metrics:
A: Is not a CMDB Health KPI
B: Orphan, Duplicate, Staleness
C: Audit
D: Required, Recommended
Which set of following pairs displays only correct matches?
Response:

Which of the below statements are true while troubleshooting Discovery.
Response:

What information is displayed on each Discovery Status record.
Response:

Port Probe classification priority is specified in the ______ .
Response: