Prepare an income statement for two segmetns using the contribution margin format; calculate the return on investment for (1) the entire company and (2) each segment

A. Prepare a statement showing the contribtuion margin of each segment, the conribtuion to indirect expenses of each segment, and the total income of Golden State Company

B. Determine the return on investment for evaluating (1) the earning power of the entire company and (2) the performance of each segment

C. Comment on the results of part (B)