The Cardstock Manufacturing Division of the Pulp Paper Company reported the following results from the past year. Shareholders require a return of 4%. Management calculated a weighted average cost of capital (WACC) of 3%. The company's corporate tax rate is 35%. Sales Operating income Total assets Current liabilities $700,000 175,000 $1,700,000 300,000 What is the division's sales margin? OB. 41.18% OC. 10.29% OD. 17.65%