Question 5 Which of the following is a limitation of activity-based costing? a) Poorer management decisions b) Some arbitrary allocations continue c) Less control over overhead costs d) More cost pools Question 6 At the break-even point, a) sales equal total fixed costs. b) sales equal total variable costs. c) contribution margin equals total variable costs. d) contribution margin equals total fixed costs. Question 7 A mixed cost contains a) both operating and nonoperating costs. b) both retailing and manufacturing costs. c) both selling and administrative costs. od ) a variable element and a fixed element. L a bato