A private clinic evaluates two alternative investment programs, A and B, with a lifetime of 5 years and a cost of 150,000 euros. The clinic estimates that each of these programs will yield additional cash flow thereafter from taxes according to the table below. The amounts are in euros.

Program A	Program B
-150000	-150000
25000	60000
45000	40000
80000	50000
50000	30000
50000	30000

A) Apply the NPV criterion and indicate which of the two programs the clinic should choose. Adopt a discount rate of 2%. (Units 1)
B) If the discount rate changes from 2% to 4%, does your choice in question A remain the same? (0.5 units)
C) Which of the two programs faces greater risk in potential changes in interest rates? (Units 1)
D) Apply the internal rate of return criterion (using excel) and indicate which of the two programs the clinic should choose based on this criterion. (0.5 units)
E) Apply the payback period criterion and indicate which of the two plans the clinic should choose, based on this criterion (Points 0, 5)
F) Which criterion from the above would you trust for your choice? Analyze critically (1.5 Credits)