An investment with a life of 4 years costs $11,400 now and earns the following cash flows: Year 1: $4,500 Year 2: $4,500 Year 3: $3,000 Year 4: $3,000 Calculate the discounted payback period given the required return of 10%. a. 3.45 years Ob.2.95 years c. 3.65 years d. 2.85 years