Which of the following statements regarding net present value (NPV) analysis is true?

Select one:

a. The timing of incremental revenues and costs is irrelevant in NPV analysis

b. Uncertainties increase as the dollar value of an investment increases

c. Managers should generally accept projects with an NPV greater than zero

d. None of these

e. The discount rate can be calculated with certainty if it is based on the weighted average cost of capital