One day a subcontractor calls him saying that he needs a replacement check for the job he completed at 1437 elm street. jonathan looks up the job on his accounting program and agrees to reissue the check for $12,750. the subcontractor says that the original check was for only $10,750. jonathan looks around the office and cannot find the company checkbook or ledger. only one other person has access to the accounting program. jonathan calls you to investigate.

investigate where is checkbook or ledger in the accounting program, and this is a serious issue. The check needs to be done immediately, as the complete ledger is missing.

Explanation:

Ledger is the register in which all the transaction details are being given. The company whole account details is being mentioned in the ledger. We also know  ledger as the checkbook. Undoubtedly, this s a serious issue as the complete ledger is missing. Hence, the process of investigation needs to be done immediately. However,  he will first ask the other person who has the access to the accounting software. One should understand that all the details are in the ledger, and hence Jonathon needs to find the missing Ledger, and only then the error can be corrected.