Budget Performance Report for a Cost Center 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: $819,840 448,152 152,600 98,760 Sales salaries System administration salaries Customer service salaries Billing salaries Maintenance Depreciation of plant and equipment Insurance and property taxes Total 271,104 92,232 41,280 $1,923,968 During December, the costs incurred in the Eastern District were as follows: $818,880 447,720 183,120 98,100 Sales salaries System administration salaries Customer service salaries Billing salaries Maintenance Depreciation of plant and equipment Insurance and property taxes Total 273,000 92,232 41,400 $1,954,452 Required: Required: 1. Prepare a budget performance report for the manager of the Eastern District of Adelson for the month of December. If an amount box does not require an entry, leave it blank. Adelson Inc. Budget Performance Report-Manager, Eastern District For the Month Ended December 31 Actual Budget Over Budget Under Budget Sales salaries System administration salaries Customer service salaries Billing salaries Maintenance Depreciation of plant and equipment Insurance and property taxes Total 2. For which costs might the supervisor be expected to request supplemental reports? a. Customer service salaries. b. Customer service salaries and maintenance. C. Customer service and sales salaries as well as maintenance. d. Maintenance