(NPV with varying required rates of retum) Gubanich Sportswear is considering buliding a new factule aluminum baseball bats. This project would require an initial cash outlay of $4,000,0 cash inflows of $1,100,000 per year for 7 years. Calculate the project's NPV given: a. A required rate of return of 7 percent b. A required rate of retum of 12 percent c. A reguired rate of retum of 13 percent d. A recuired rate of return of 17 percent