The correct option is A. I and IV only. Detailed Explanation Understanding Departmental Accounts: Departmental accounts are financial records that provide detailed information about the performance of different departments within a business. They help in assessing the profitability and efficiency of each department, allowing management to make informed decisions. Analyzing Each Statement:

1. Statement I: The department making the highest profit can be easily determined.
2. Why it's correct: One of the primary advantages of departmental accounts is that they allow businesses to track the revenues and expenses of each department separately. By doing this, management can easily identify which department is generating the most profit. This information is crucial for strategic planning and resource allocation.
3. Statement II: The capital of the business can be calculated easily.
4. Why it's incorrect: While departmental accounts provide insights into departmental performance, they do not directly facilitate the calculation of the overall capital of the business. Capital is typically assessed through the balance sheet, which includes total assets, liabilities, and equity. Departmental accounts focus more on operational performance rather than capital structure.
5. Statement III: Easy knowledge of the sources of funding.
6. Why it's incorrect: Departmental accounts do not inherently provide information about the sources of funding for the business. They focus on income and expenses related to each department. Understanding funding sources typically requires a broader analysis of the company's financial statements, including cash flow statements and notes to the accounts.
7. Statement IV: Encouragement of healthy rivalry among the various departments.
8. Why it's correct: By providing performance metrics for each department, departmental accounts can foster a sense of competition among departments. When departments know how they are performing relative to others, it can motivate them to improve efficiency and profitability, leading to a more dynamic and productive work environment.

Summary of Why Other Options are Incorrect:

• Option B (II and III only): Both statements II and III are incorrect as explained above.
• Option C (II and IV only): While IV is correct, II is not, making this option invalid.
• Option D (III and IV only): Statement III is incorrect, even though IV is correct, so this option is also invalid.

Common Pitfalls:

• Misunderstanding the Purpose of Departmental Accounts: Students may confuse departmental accounts with overall business financial statements, leading to incorrect conclusions about capital and funding sources.
• Overlooking the Competitive Aspect: Some may not recognize that departmental accounts can create a competitive environment, which is a significant advantage.

Revision Summary:

• Departmental accounts help identify the most profitable department (Statement I).
• They do not directly calculate overall business capital (Statement II is incorrect).
• They do not provide insights into funding sources (Statement III is incorrect).
• They encourage healthy competition among departments (Statement IV is correct).

Understanding these aspects will help you appreciate the advantages of departmental accounts in financial accounting.