Who uses information from an accounting system? A. Managers use internal reporting for planning and controlling operations, special decision-making, and long-range planning. Suppliers and customers use external reporting to plan for supplying product or making purchases. B. Managers use internal reporting for planning and controlling operations, special decision-making, and long-range planning. Stockholders, investors, taxing authorities, government regulators, and other interested parties use external reporting. C. Stockholders, investors, taxg authorities, government regulators, and other interested parties use internal reporting for investment and long-range planning. Managers use external reporting for planning and controlling operations and long-range planning D. Managers, stockholders, and taxing authorities use internal reporting for planning and controlling operations. Investors, government regulators, and other interested parties use extemal reporting