Piechock Corporation manufactures and sells a single product. The company uses units as the measure of activity in its budgets and performance reports During May, the company budgeted for 8,300 units, but its actual level of activity was 8,350 units. The company has provided the following data concerning the formulas used in its budgeting and its actual results for May Data used in budgeting Revenue Direct labor Direct materials Manufacturing overhead Selling and administrative expenses Total expenses Actual results for May Revenue Fixed element Variable element per month per unit $0 $35.80 50 0 40,000 $6.40 12.10 2.10 27,100 4.00 $ 67,100 $ 24.60 Direct labor Direct materials. Manufacturing overhead selling and administrative expenses $297,500 $52,870 $ 99,580 $ 51,500 $ 30,630 The activity variance for direct labor in May would be closest to Multiple Choice $250 F Direct labor Direct materials Manufacturing overhead Selling and administrative expenses The activity variance for direct labor in May would be cl Multiple Choice $250 F $320 U O $320 F $250 U