On May 1, 2022, Heineken Company had beginning inventory consisting of 300 units with a unit cost of $7. During May, the company purchased inventory as follows: 600 units at $7 900 units at $8 The company sold 1,500 units during the month for $12 per unit. Heineken uses the average-cost method. The average cost per unit for May is A. $7.60 B. $8.00. C. $7.00 D. $7.50.