Shown are selected data from a recent annual report of CVS Health, a large drugstore chain. (Dollar amounts are in millions) Total assets Total stockholders' equity Operating income Net Income Beginning of the Year $ 94,462 36,834 End of the Year 395,131 37,695 9,517 6,623 a. Compute for the year CVS Health's return on average total assets b. Compute for the year CVS Health's return on average total stockholders' equity (Do not round intermediate calculations. Round your percentage answers to 2 decimal places. i.e. 0.1234 as 12.34%.) a. Return on assets b Return on equity 17.771%