please complete a and b

DuPont system of analysis Use the following 2016 financial information for ATT and Verizon to conduct a DuPont system of analysis for each company ATT Verizon Sales S163.786 $126,080 Earnings available for common stockholders 13,433 13,808 Total assets 404.021 244 380 Stockholders' equity 124.110 24032 a. Which company has the higher net profit margin? Higher asset turnover? b. Which company has the higher ROA? The higher ROE? a. Net profit margin (Round to three decimal places.) ATT Verizon Net profit margin has the higher net profit margin. (Select the best ans from the drop-down menu.) Total assets turnover (Round to three decimal places.) ATT Verizon Total assets turnover has the higher total assets turnover (Select the best answer from the drop-down menu.) b. Return on total assets (Round to three decimal places.) ATT Verizon Return on total assets has the higher return on total assets (ROA). (Select the best answer from the drop-down menu.) Return on equity (Round to three decimal places.) Enter any number in the edit fields and then continue to the next