The total of the balances in the payables control account $1,500 more than the total of the payable balances extracted from the purchase ledger .Which of the following would explain this difference ?

A、Thepurchasedaybookisovercastby$1,500.;
B、Discountsreceivedhavenotbeenpostedinthepurchaseledgeraccounts.;
C、Cashpaidtopayableshasnotbeenpostedinsomeaccountsinthepurchaseledger.;
D、Acontraentrybetweenthepurchaseandsalesledgershasbeenomittedfromthepurchaseledgerbutwaspostedinthecontrolaccount.