Sportaid's net income for the period is $119,500 and its avernge common stockholders' equity is $636,650. Sportaid's return on common stockholders' equily is closest to A. 17.6% B. 18.8%. C. 17.5%. D. 17.4%. A. 17.6%. B. 18.8%. Data table C. 17.5%, D. 17.4%