If a project has a net present value equal to zero, then:
A. the total of the cash inflows must equal the initial cost of the project.
B. the project earns a return exactly equal to the discount rate.
C. a decrease in the project's initial cost will cause the project to have a negative NPV.
D. any delay in receiving the projected cash inflows will cause the project to have a positive NPV.
E. the project's PI must be also be equal to zero.