问题
单项选择题
When the return on equity equation (ROE) is decomposed using the original DuPont system, what three ratios comprise the components of ROE（）
A. Gross profit margin, asset turnover, equity multiplier.
B. Net profit margin, asset turnover, asset multiplier.
C. Net profit margin, asset turnover, equity multiplier.
答案
参考答案：C
解析：
The three ratios can be further decomposed as follows: Net profit margin = net income/sales Asset turnover = sates/assets Equity multiplier = assets/equity