For the year ending December 31, 2020, Waterway Company accumulates the following data for the Pasties Division which it operates as an investment center contribution margin-1669,930 budget 1685,225 actual controllable cost-$298.200 budget, $309.200 actual Average operating assets for the year were $2.065.000 Prepare responsibility report for the Plastics Division beginning with contribution margin for the year endng December 31, 2020. (Round ROT to 1 decimal place, ...) WATERWAY COMPANY Plastic Division Responsibility Report For the Year Ended December 31, 2020 Difference Favorable Unfavorabile Neither Pavisable Budget Actual Norward Controllable Margin