Harden, Inc., has budgeted sales in units for the next five months as follows: June July August September October 9,000 units 7,300 units 9,100 units 8,800 units 6,900 units Past experience has shown that the ending inventory for each month should be equal to 20% of the next month's sales in units. The inventory on May 31 contained 1,800 units. The company needs to prepare a production budget for the next five months. The beginning inventory for September should be: Multiple Choice 1,380 units 1,820 units O 1,760 units 1,800 units