Clothing Co produces three types of clothing: shirts contribution margin $12, pants contribution margin $10, and skirts contribution margin $5 Sales are 50% shirts, 30% pants, and 20% skirts. Management at Clothing Co insists that sales should always be in this proportion If Clothing Co faces a tax rate of 25%, has total foxed costs of $3,000,000, and has a target after tax profit of $300,000, which of the following is the total unit sales of the 3 products? Select one a. 330,000 units b. 300,000 units) c.350,000 units O d. 340,000 units e none of the choices