Sander Enterprises prepared the following sales budget: Month March April May June Budgeted Sales $9,000 $14,000 $10,000 $13,000 The expected gross profit rate is 40% and the inventory at the end of February was $14,000. Desired inventory levels at the end of the month are 20% of the next month's cost of goods sold. What is the desired beginning inventory on June 1? A. $1,560 B. $7,800 O C. $1,200 D. $1,040