4. Consider the following after-tax cash flows: a. Compute the project balances for Projects A and D, as a function of project year, at i=10%. b. Compute the future worth values for Projects A and D at i=10% at the end of service life c. Suppose that Projects B and C are mutually exclusive. Assume also that the required service period is eight years and that the company is considering leasing comparable equipment that has an annual lease expense of $3,000 for the remaining years of the required service period. Which project is the better choice