The following data pertain to the operating revenues and expenses for Golden State Company for 2006: Regarding the company's total operating assets of $900.000, the following facts exist: Prepare a statement showing the contribution margin of each segment, the contribution to indirect expenses of each segment, and the total income of Golden State Company. Determine the return on investment for evaluating (1) the earning power of the entire company and (2) the performance of each segment. Comment on the results of part (b)