Use the Llall below to driswer the questions: Net Income Sales total Assets Total Debt Stockholder's Equity Disney Universal 31,200 140,000 317,000 2,700,000 402,000 965,000 163,000 542,000 239,000 423,000 a. Compute return on stockholders' equity for both firms using Ratio 3a. Which firm has the higher return? b. Computer the following additional ratios: Net Income/Sales Net Income/Total Assets Sales/Total Assets Debt/Total Assets c. Discuss factors from part b that added or detracted from one firm having a higher return on stockholders' equity than the other firma computed in part a