For a long-Term project with negative net present value (NPV<0), which of the following changes could possibly make this project worthy of investment? (NPV>0)

a) The discount rate increases

b) The cost of the project increases

c) The cash flows of earlier periods increases, but the total amount of cash follows remains the same.

d) The same amount of cash flows ae collected back in a longer period.

e) All of the above