D. The capacitated facility location model considers a. facility locations as fixed and quantities shipped as decisions to be made by the model. b. quantities shipped as fixed and facility locations as decisions to be made by the model. c. both facility locations and quantities shipped as decisions to be made by the model. d. both facility locations and quantities shipped as fixed. E. The reason that safety stock is less in a centralized versus a decentralized inventory system is related most closely to what law of forecasting? a. Forecasts are always wrong. b. Long-term forecasts are usually less accurate than short-term forecasts. c. Aggregate forecasts are usually more accurate than disaggregate forecasts. d. The farther up the supply chain a company is, the greater is the distortion of information it receives. F. The Greedy Heuristic will provide an optimal solution to the set covering problem. a. Always b. Sometimes c. Never