A payment of cash of N20 to John was entered on the receipt side of the cash book in error and credited to John's account. Which of the following journal entry can be used to correct the error?

• A John: N40 Dr, cash: N40 Cr
• B Cash: N40 Dr, John: N40 Cr
• C John: N20 Dr, cash: N20 Cr
• D Cash: N20 Dr, John: N20 Cr