Please explain A and B and answer for C. Please answer using a financial calculator with PV, FV, PMT formulas etc.

(Related to Checkpoint 6.6) (Present value of annuities and complex cash flows) You are given three investment alternatives to analyze. The cash flows from these three investments are as follows: \$ 51096.32 (Round to the nearest cent.) b. What is the present value of investment B at an annual discount rate of 25 percent? (Round to the nearest cent.) c. What is the present value of investment C at an annual discount rate of 25 percent