Year ended D 2006 610.1 (500.2) Total sales Cost of sales Gross profit Selling, general, and administrative expenses 109.9 (40.5) Research and development (24.6) Depreciation and amortization (3.6) Operating income 41.2 Other income Earnings before interest and taxes (EBIT) 41.2 Interest income (expense) (25.1) Pretax income 16.1 Taxes (5.5) Net income 10.6 Price per share $16 Sharing outstanding (millions) 10.2 Stock options outstanding (millions) 0.3 0.2 Stockholders' Equity 126.6 63.6 Total Liabilities and Stockholders' Equity 533.1 386.7 Refer to the income statement above. Luther's operating margin for the year ending December 31, 2005 is closest to: A. 12.23% B. 19.56% C. 24.45% D. 29.34% 2005 554.1 (355.6) 198.5 (36.3) (23.5) (3.2) 135.5 135.5 (14.5) 121 (42.35) 78.65 $15 8.0