Journalize the following transactions that occurred in September 2018 for Water Works, assuming the perpetual inventory system is being used. No explanations are needed. Identify each accounts payable and accounts receivable with the vendor or customer name. Water Works estimates sales returns at the end of each month. (Record debits first, then credits. Exclude explanations from journal entries. Assume the company records sales at the net amount.) (Click the icon to view the transactions.)