Tiki Ltd had five units of the commodity Algo on hand at 1 June 2019. The following purchases and sales were made during June: Opening balance Purchases Sales June 1 5 units @ $200 June 3 5 units @ $240 June 7 7 units 12 3 units @ $260 27 5 units 25 6 units @ $200 What was the value of cost of sales of Algo, using the FIFO assumption in a perpetual inventory system? O a. $2,700 O b. $2,640 c. $2,720 d. $2,400