Omega Corporation has hired two management consultant firms, ManageFix! and EfficiencyRun, to help cut unnecessary costs by streamlining its corporate structure. By following ManageFix!'s plan, Omega Corp. will save more money than it would by following EfficiencyRun's plan. Therefore, by following ManageFix!'s plan, Omega Corp. will be doing the most that can be done to cut unnecessary costs due to inefficient corporate structure.Which of the following is an assumption on which the argument depends?
【选项】Unnecessary costs cannot be reduced more by implementing both plans together than by implementing ManageFix!'s alone.