Company XYZ is currently producing AND selling 10,000 units of product A. At this level, the total product cost was $60,000. This included $10,000 direct materials, $20,000 direct labor and $30,000 manufacturing overhead cost, which included 20% variable manufacturing overhead cost. The selling and administrative expenses were $100,000.which included $60,000 variable selling and administrative costs. Assume that the selling price per unit $20, how much was the total contribution margin? an O a. $194.000 b. None of the given answers O c. $104.000 d. $40,000 e. $134.000