Moving to another question will save this response Question 3 Variable costs A are never considered a part of prime cost B. Increase in total when the actual level of activity increases include most personnel costs and depreciation on machinery D.are always indirect costs Moving to another question will save this response FREE A Moving to another question will save this response Question 4 Which of the following is a fixed cost for an automobile manufacturing plant? A. tires B. administrative salaries C electricity used by assembly-line machines D.sales commissions Moving to another question will save this response