Problem: When determining how much costs savings your healthcare organization will save if you discontinue a program or service, why can't you just multiply the current average costs per unit of output to see what your avoidable costs would be? Question options: a) Depreciation and interest expenses may not change. b) There may be some fixed costs that don't change. c) Variable costs don't always change at the same rate. d) Both a and b are correct e) Both b and c are correct