The correct answer is A. Cost accounting provides data for managerial decision making.
Cost accounting is a branch of accounting that focuses on the measurement, analysis, and reporting of costs. It is used to help managers make decisions about pricing, production, and other areas of business.
Cost accounting can be used to:
- Determine the cost of goods sold
- Calculate the cost of production
- Set prices
- Make decisions about whether to produce or buy products
- Make decisions about whether to expand or contract operations
- Make decisions about how to allocate resources
Cost accounting is a valuable tool for managers who want to make informed decisions about their businesses.
Option B, recruitment, is not a function of cost accounting. Cost accounting is not used to hire or fire employees.
Option C, retrenchment, is also not a function of cost accounting. Cost accounting is not used to lay off employees.
Therefore, the correct answer is A.