Final answer:
The 2015 rate of return on common stockholders' equity for North Company is 8.0%. The correct answer is option C.
Step-by-step explanation:
The rate of return on common stockholders' equity can be calculated using the formula:
Rate of Return on Common Stockholders' Equity = Net Income / Average Stockholders' Equity
In this case, the net income is $160,000 and the average stockholders' equity is $2,000,000.
Rate of Return on Common Stockholders' Equity = $160,000 / $2,000,000 = 0.08 = 8%
Therefore, the 2015 rate of return on common stockholders' equity for North Company is 8.0% (option C).