Billys Wool is considering creating a new line of slippers. The managers think that the new equipment and supply of wool will cost $30,000. They expect to earn $5,000 the first year, $10,000 the second year, $10,000 the third year, and $15,000 the fourth year. Their current WACC is 5%. What is the IRR of this project? A. 10.75% B. 15.75% C. None of these D. 5% E. 5.75%