A company just starting business made the following four inventory purchases in June: June 1 150 units $390 June 10 200 units $585 June 15 200 units 5630 June 28 150 units 5510 $2.115 A physical count of merchandise inventry on June 30 reveals there are 200 units on hand. The inventory method which results in the highest gross profit for Juno is the FIFO method the LIFO method the weighted average unit cost method not determinable