Rosierre Company purchased two identical inventory items. One of the items cost $6.00 and was purchased in January. The other was purchased in February, and the company paid $7.00 for this item. One of the items was sold in March at a price of $10.00. Select the correct answer assuming that Rosierre uses a FIFO cost flow assumption. Multiple Choice A) The balance in ending inventory would be $7.00. B) The amount of gross margin would be $3.00. C) The amount of ending inventory would be $6.50. D) The amount of ending inventory would be $6.00.