Cameron Manufacturing Co.'s static budget at 5,000 units of production includes $40,000 for direct labor and $5,000 for variable electric power. Total fixed costs are $25,000. At 8,000 units of production, a flexible budget would show: Group of answer choices a) variable costs of $64,000 and $25,875 of fixed costs b) variable costs of $64,000 and $25,000 of fixed costs c) variable costs of $72,000 and $25,000 of fixed costs d) variable and fixed costs totaling $112,000.