The ABC Company is a engineering company that has been in business for quite a few years, manufacturing a variety of engineering equipment. Lately, the management of the company has come across a complex accounting issue linked to valuation of inventory. This circumstance provided a situation to explore accounting theory and research in action. The ABC company has usually used the First-In, First-Out (FIFO) Inventory valuation method, which is associated with the Generally Accepted Accounting Principles (GAAP) in the industry. However, the management of the company is considering a switch to the Weighted Average Cost method (Avec), a change that is allowed under GAAP but has significant consequences on financial reporting. Main Facts: 1. Inventory Configuration: The inventory of ABC company comprises several components, many of which have experienced substantial price variations over the past year. The company purchases these components in different quantities and at different prices. 2. Market Circumstances: in the last year, the prices of some specific main inventory components have been highly unstable. Due to disruptions in supply chain and geopolitical events, the market prices for some of these components have enormously increased, while others have reduced. Questions: 1. In view of the case study, discuss the accounting theory principles that influencing the choice of inventory valuation methods, such as FIFO and Weighted Average Cost. (5 Marks) 2. How do these principles effect the financial reporting objectives of relevance and faithful representation? (5 Marks) 3. Explore the advantages and disadvantages of the FIFO method for ABC Company in the current market circumstances. (5 Marks)