For the accounting system of Acme Company, the amounts of cash disbursements entered into a terminal are transmitted to the computer that immediately transmits the amounts back to the terminal for display on the terminal screen. This display enables the operator to
a. Establish the validity of the account number.
b. Verify the amount was entered accurately.
c. Verify the authorization of the disbursement.
d. Prevent the overpayment of the account.
Answer: b