Fosnight Enterprises prepared the following sales? budget: Month Budgeted Sales March $8,000 April $12,000 May $11,000 June 15,000 The expected gross profit rate is 20?% and the inventory at the end of February was $9,000. Desired inventory levels at the end of the month are 10?% of the next? month's cost of goods sold. What are the total purchases budgeted for? April? a. 9520, b.9680, c. 10560, d.960