Northwest Hospital is a full-service hospital that provides everything from major surgery and emergency room care to outpatient dimes The hospital's Radiology Department is considering replacing an old inefficient X-ray machine with a state of-the-art digital X-ray machine. The new machine would provide higher quality X-rays in less time and at a lower cost per X-ray It would also require less power and would use a color laser printer to produce easily readable X-ray images. Instead of investing the funds in the new X-ray machine, the Laboratory Department is lobbying the hospital's management to buy a new DNA analyzer. Required: Classify each item as a differential cost an opportunity cost, or a sunk cost in the derision to replace the old X-ray machine with a new machine If none of the categories apply for a particular item, select "None