Grouper Ltd. had beginning inventory of 54 units that cost $102 each. During September, the company purchased 208 units on account at $102 each, returned 8 units for credit, and sold 153 units at $201 each on account.Assume that Grouper Ltd. uses a periodic system and prepares financial statements at the end of each month. An inventory count determines that there are 101 units of inventory remaining at September 30. Prepare the adjusting entry that is needed at September 30 to report cost of goods sold.