Ashley Production, Inc. plans to build a new project. Before the project begin, the company analyse its feasibility using several investment criteria, including discounted payback period. It is found that the discounted payback period of the new project is equal to the required payback period. Given this, which of the following statements must be true? I. The project must have a profitability index that is equal to or greater than 1.0. II. The project must have a zero net present value. III. The project must also be acceptable under the payback rule. IV. The project's internal rate of return must equal the required return.

Select one:

a. III only

b. I, II, and IV only

c. II and IV

d. I and III only