The Eastern District of Adelson Inc. is organized as a cost center. The budget for the Eastern District of Adelson Inc. for the month ended December 31 is as follows (in Excel thousands): Sales salaries $ 819,840 System administration salaries 448,152 Customer service salaries 152,600 Billing salaries 98,760 Maintenance 271,104 Depreciation of plant and equipment 92,232 Insurance and property taxes 41,280 Total $1,923,968 During December, the costs incurred in the Eastern District were as follows: Sales salaries $ 818,880 System administration salaries 447,720 Customer service salaries 183,120 Billing salaries 98,100 Maintenance 273,000 Depreciation of plant and equipment 92,232 Insurance and property taxes 41,400 Total $1,954,452 Instructions 1. Prepare a budget performance report for the manager of the Eastern District of Adelson for the month of December. 2. For which costs might the supervisor be expected to request supplemental reports?Answers are entered in the cells with gray backgrounds. Cells with non-gray backgrounds are protected and cannot be edited. An asterisk (*) Will appear to the right of an Incorrect entry. The essay answer will not be graded. Enter a zero in cells you would otherwise leave blank. ADELSON INC. Budget Performance ReporManager, Eastern District For the Month Ended December 31 Over Budget Under Budget Sales salaries System administration salaries Customer service salaries Billing salaries Maintenance Depreciation of plant and equip Insurance and property taxes Total 2. [Key essay answer here]