If the total discount allowed in a cash book was N230 and the total discount received was N255, which of the following is true concerning the two discounts?

• A They must be balanced in the cash book and the difference taken to the debtors ledger
• B They must be balanced in the cash book and the difference taken to the trial balance
• C They should not be balanced in the cash book before being taking to the trial balance
• D They should not appear in the trial balance as they were already either received or paid out