The Pasta Division of Whole Grain Corporation had sales of $9,000,000 and operating income of $1,620,000 last year. The total assets of the Pasta Division were $2,500,000, while current liabilities were $350,000. Whole Grain Corporation's target rate of return is 19%, while its weighted average cost of capital is 14%. The effective tax rate for the company is 20%. What is the Pasta Division's sales margin? OA. 33.00% OB. 64.80% OC. 18.00% OD. 3.89%