Waterway Company sells one product. Presented below is information for January for Waterway Company. Jan. 1 Inventory 119 units at $4 each 4. Sale 98 units at $8 each. 11 Purchase 141 units at $6 each 13 Sale 111 units at $9 each 20 Purchase 160 units at $6 each 27 Sale 95 units at $11 each Waterway uses the FIFO cost flow assumption. All purchases and sales are on account. Assume Waterway uses a periodic system. Prepare all necessary journal entries, including the end-of-month closing entry to record cost of goods sold. A physical count indicates that the ending inventory for January is 116 units. (If no entry is required, select "No entry" for the account titles and enter O for the amounts. Credit account titles are automatically indented when amount is entered. Do not indent manually. List all debit entries before credit entries.)