Bridgeport, Inc., reported the following results for last year. Liles Division Marston Division Outland Division Net operating income $143,228 $30,825 $237,400 Sales revenue 587,000 137,000 1,187,000 Average operating assets 1,145,824 308,250 1,483,750 (a) Calculate margin for each division. (Round answers to 1 decimal place, eg. 5.1%.) Margin Liles % Marston Outland Which division generates the highest margin? Outland Which division generates the highest margin? Outland Liles Marston ROI for each division. (Round answers to 1 decimal place, e.g. 5.1%.) Return on Investment Liles % Marston % Outland % If the divisions are evaluated based on return on investment, which division is doing the best job