Which statement is true regarding divisional performance? O If a division's return on investment is less than its margin, then the division's sales are greater than its average operating assets. OA reduction in selling and administrative expenses increases a division's margin but does not increase its return on investment if the division's turnover is less than one. O If a division's return on investment is greater than its margin, then the division's sales are less than its average operating assets. O An increase in labor costs will reduce a division's margin and its return on investment even if the division's turnover is less than one. O None of the above statements is true.