E11.22 (LO 2) The actual selling expenses incurred in March 2020 by Vincent Company are as follows: Prepar selling Variable Expenses Sales commissions Advertising Travel Delivery $11,000 7,000 5,100 3,500 Fixed Expenses Sales salaries Depreciation Insurance $35,000 7,000 1,000 Instructions a. Prepare a flexible budget performance report for March using the budget data in E11.21, assuming that March sales were $170,000. Expected and actual sales are the same. b. Prepare a flexible budget performance report, assuming that March sales were $180,000. Expected and actual sales are the same. C. Comment on the importance of using flexible budgets in evaluating the sales manager's performance