19. a company is considering the following project: initial investment $200,000 cash inflow year 1 $90,000 cash inflow year 2 $90,000 cash inflow year 3 $40,000 cash inflow year 4 $30,000 cash inflow year 5 $30,000 what is the payback period for the project? a. 2 years b. 4.5 years c. 3.5 years d. 2.5 years