Define each of the following terms: a. Project cash flow; accounting income b. Incremental cash flow; sunk cost; opportunity cost; externality; cannibalization; expansion project; replacement project c. Net operating working capital changes; salvage value d. Stand-alone risk; corporate (within-firm) risk; market (beta) risk e. Sensitivity analysis; scenario analysis; Monte Carlo simulation analysis f. Risk-adjusted discount rate; project cost of capital g. Decision tree; staged decision tree; decision node; branch h. Real options; managerial options; strategic options; embedded options i. Investment timing option; growth option; abandonment option; flexibility option