The following data relates to Alpha Company. Line Item Description Numerical Data Units in beginning inventory Units produced 24,000 Units sold ($250 per unit) 20,000 Variable costs per unit: Direct materials $35 Direct labor 60 Variable overhead 25 Fixed costs: Fixed overhead per unit produced $50 Fixed selling and administrative expenses 160,000 Determine the value of ending inventory under variable costing. a. $680,000 b. $380,000 c. $480,000 d. $440,000