Clemeson Corporation, which has only one product, has provided the following data concerning its most recent month of operations: 145 0 Selling price Units in beginning inventory Units produced Units sold Urtits in ending inventory 3,600 3.400 200 Variable costs per unit: Direct materials Direct labor Variable manufacturing overhead Variable selling and administrative expenses Fixed costs: Fixed manufacturing overhead Fixed selling and administrative expense The total contribution margin for the month under variable costing is: $ 79,200 $ 64,600 $91,800 $166,600 $70,400 $149,600