9. Return on investment can be increased by which of the following? A. Decrease sales. B. Increase costs. C. Increase the assets used to generate income. D. All of the above. E. None of the above 10. Which of the following statements regarding suboptimization is incorrect? A. The use of return on investment (ROI) can give incentives to managers that lead to lower organizational performance. B. The use of residual income reduces the suboptimization problem. C. ROI solves the suboptimization problem. D. Suboptimization is due to the misalignment of interests between the managers and the organization. E. All of the above are correct