E2-43. Compare Income Statements and Balance Sheets of Competitors Following are selected income statement and balance sheet data for two communications companies, Comcast and Verizon, for the year ended December 31, 2018. Income Statement ($ millions) Comcast Verizon $94,507 75,498 $130,863 108,585 Sales. Operating costs Operating profit. Nonoperating expenses Net income.. 19,009 7,147 22,278 6,239 $11,862 $ 16,039 Balance Sheet ($ millions) Comcast Verizon $ 21,848 229,836 $251,684 $ 34,636 230,193 $264,829 Current assets Long-term assets Total assets. Current liabilities. Long-term liabilities. Total liabilities.. Stockholders' equity* Total liabilities and equity $ 27,603 151,579 179,182 72,502 $251,684 $ 37,930 172, 189 210,119 54,710 $264,829 *Includes noncontrolling interest a. Express each income statement amount as a percentage of sales. Comment on any differences ob- served between the two companies. b. Express each balance sheet amount as a percentage of total assets. Comment on any differences ob- served between the two companies, especially as they relate to their respective business models. c. Both Verizon and Comcast have chosen a capital structure with a higher proportion of liabilities than equity. How does this capital structure decision affect our evaluation of the riskiness of these two companies? Take into consideration the large level of capital expenditures that each must make to remain competitive