CoolSystems manufactures an optical switch that it uses in its final product. CoolSystems incurre manufacturing costs when it produced 71,000 units last year: EE (Click the icon to view the manufacturing costs.) Read the requirements. Make Buy Unit Unit Difference Variable cost per unit: Direct materials Direct labor Variable overhead Purchase price from outsider rl 1 Total variable cost per unit Choose from any list or enter any number in the input fields and then click Check Answer 5 parts remaining