Omani Marble Company LLC sells (on credit) OMR 15000 Marble to a retailer with credit terms of 3/10, n/30. If OMR 9,000 of the account receivable is collected from the customer within the ten-days discount period, identify the journal entry from the following. O a. Dr Cash OMR 9000 and Cr Accounts receivables OMR 9000 b. Dr Cash OMR 8730 Dr sales discount OMR 270 and Cr Accounts receivables OMR 9000 c. Dr Accounts receivables OMR 9000 and Cr Cash OMR 8730 Cr sales discount OMR 270 9 d. Dr Cash OMR 15000 and Cr Accounts receivables OMR 15000