Final answer:
The physician's bank statement should be reconciled with billing invoices to ensure financial records are accurate and transactions are properly recorded.
Step-by-step explanation:
The physician's bank statement should be reconciled with the d) Billing invoices. This process involves cross-checking the bank statement, which includes all transaction details for a given period, with the billing records the office maintains.
This reconciliation ensures that the financial records are accurate and that payments and receipts are properly recorded and match the bank's records.