Which of the following can be used to compute the return on equity?

I. Profit margin × Return on assets
II. Return on assets × Equity multiplier
III. Profit margin × Total asset turnover × Debt-equity ratio
IV. Net income / Total assets


A. II only.

B. II and III only.

C. II and IV only.

D. I, II, and III only.

E. I, II, III, and IV.