A company just starting business made the following three inventory purchases in February: Feb. 1 250 units $1400 Feb. 10 500 units 2850 Feb. 28 90 units 810 $5060 On Feb 15, there were 300 units sold. The company uses a perpetual inventory system. Using the FIFO inventory cost formula, the amount allocated to cost of goods sold for the February 15 sale is O $1680. O $1685. O $5060. $3375