Perpetual inventory management system

Identify at least three (3) risks and three (3) benefits of using the perpetual inventory management system. Discuss the main types of inventory errors that could occur using the perpetual inventory system, and the major impact to the balance sheet and income statement. Provide specific examples.*From the e-Activity, identify the primary benefits in using the costing method (LIFO, FIFO, and weighted average) that is used to record inventory. Explain at least three (3) reasons that would lead each of your chosen companies to switch to a different costing method