This Question: 1 pt 30 of 40 (28 Choose an example of how a manager can decrease variable costs while increasing fixed costs ()A. Changing a sales force compensation plan from a pgroert of sales dollars to a fxed salary. O B. Using hourty wage workors to replace a robotic machine. O c. Hiring a subcontractor to do repairs on a per-visit basis rather than on an annual retainer basis. O D. None of the above Click to select your answer F3