Shown below are selected data from a recent annual report of Kimberly-Clark Corporation, a large consumer products provider. (Dollar amounts are in millions.)

a. Compute for the year Kimberly-Clark’s return on average total assets. (Round computations to the nearest two-tenths of 1 percent.)
b. Compute for the year Kimberly-Clark’s return on average total stockholders’ equity. (Round computations to the nearest two-tenths of 1 percent.)
c. What is the most likely explanation why Kimberly-Clark’s total stockholders’ equity for the yearincreased?

Beginning End of the Year of the Year Total assets Total stockholders' equity Operating income Net income. $17,660 4,280 $18,840 5,690 3,210 1,880