Prenumbered printed checks are an example of maintain adequate records, which corresponds to option B.
Explanation: Prenumbered checks allow an organization to maintain an accurate record of all issued checks. This practice ensures that every check written is accounted for, helping to prevent fraudulent activities such as check tampering or embezzlement. By keeping sequential records, any missing checks can be quickly identified, and discrepancies can be investigated. This internal control principle is crucial in promoting transparency and accountability in financial transactions.