Summertime had the following data for the month of March: Beginning inventory March 1 306 units at $20 per unit March 19 purchase 194 units at $25 per unit March 27 purchase 198 units at $27 per unit On March 31, 320 units are still on hand. Determine the cost of goods sold for March if Summertime uses the FIFO method O A. $8,946 OB. 58,640 OC. 57.920 OD. $13,960