Oriole Company sells one product. Presented below is information for January for Oriole Company. Jan. 1 Inventory 120 units at 5 each. Jan.4 Sale 96 units at 8 each. Jan. 11 Purchase 141 units at 7 each. Jan. 13 Sale 113 units at 9 each. Jan. 20 Purchase 160 units at 7 each. Jan. 27 Sale 104 units at 11 each. Oriole uses the FIFO cost flow assumption. All the purchases and sales are on account. (B) Compute gross profit using the periodic system