A project has a net present value of $2,500 and an initial cash outlay of $2,500.This project's:

a.required return is less than its internal rate of return.

b.profitability index is less than 1.0.

c.profitability index is equal to 1.0.

d.required return is equal to its internal rate of return.

e.payback period is less than 1 year.