Detailed Explanation:

Rationale for Correct Answer:Physical inventory counts involve actually counting items on hand and comparing them to book records. These counts can reveal theft, errors, or shrinkage when discrepancies are identified.

Analysis of Incorrect Options:

A. Perpetual inventory counts – The system tracks expected balances but cannot independently confirm theft.

C. Concealment inventory counts – Not a recognized term.

D. None of the above – Incorrect, since physical counts do aid detection.

Key Concept:Physical inventory counts as a fraud detection tool.