For results (a),(b), and (c), select the explanation that is most likely to be consistent with the change described. Explanations may be used once. more than once, or not at all. Explanation: (1) Inventory increased as of year-end. (2) Debt outstanding increased. (3) A larger percentage of sales occurred during the last month of 20X8, as compared to 20X7. (4) Interest expense increased during 20X8 due to the acquisition of new debt. (5) The percentage of tax included in the provision for income taxes for 20X8 is less than the percentage used in 20X. (6) Increases in costs of purchases were not completely passed on to customers through higher selling prices. (7) Owners' equity increased due to retention of profits