If by accepting Project A you reduce the after tax cash flows of another Project B of your firm by $100,000 per year for the life of Project A you should. . when calculating the marginal annual cash flows of Project A. a. ignore the $100,000 but decrease the discount rate b. ignore the $100,000 but increase the discount rate c. subtract the $100,000 per year d. ignore the $100,000 per year e. add on the $100,000 per year