A company just starting business uses a periodic inventory system. A physical count of merchandise inventory on June 30th reveals that there are 320 units on hand. The company made the following three inventory purchases in June: # of units Unit cost June 1 150 $10 June 10 200 $9 June 15 250 $8 Total costs $1,500 $1,800 $2,000 Using the FIFO inventory method, the amount allocated to Cost of Goods Sold for June 30 is Select one: O a. $3,030 O b. $ 2,670 O c. $ 2,070 Od. $ 2,630