Under which principle are financial reports expected to provide complete information for decision making?

• A. Cost Principle
• B. Materiality Principle
• C. Full Disclosure Principle
• D. Matching Principle

Answer: (C)

The Full Disclosure Principle is the correct answer because it mandates that all information that could influence a reader's understanding of a company's financial statements must be disclosed. This principle ensures that financial reports are transparent and complete, providing crucial context and details necessary for decision making by users such as investors, creditors, and regulators. By adhering to this principle, companies help stakeholders make informed judgments based on a comprehensive understanding of the financial position and performance of the entity.

The other principles mentioned do not specifically focus on the completeness of information in the same way. The Cost Principle emphasizes the recording of assets and liabilities at their historical cost, which reflects how much was paid, rather than ensuring that all relevant financial information is available. The Materiality Principle relates to the significance of information in affecting decisions but does not require full transparency; it focuses on whether omitting or misstating certain information would mislead users. The Matching Principle deals with aligning revenues with the expenses incurred to generate those revenues, but it does not directly address the completeness of financial reporting. Thus, the Full Disclosure Principle is essential for ensuring the completeness required in financial reports for effective decision making.