Answer:
circulation audit
Explanation:
A circulation audit is a term that describes a distinct form of audit which validates publisher's real printing and distribution, and at the same time, verifies publisher's books, records, and documents relating to circulation.
In other words, it is considered as a standardized, authoritative statement of a publication's printing, distribution, and readership.
Hence, CIRCULATION AUDIT refers to a thorough analysis of the circulation procedures, outlets of distribution, readers, and other factors by companies such as ABC
