The TVM equation FV = PV * (1 + r)" can be algebraically manipulated to solve for any of the variables EXCEPT for the time period n. O True O False In four years your oldest child will be in 10th grade of which point you and your family plan to vacation in Europe. You estimate that you will need $25,000 for the trip. How much do you need to set aside Today you can place pour money in an investment vehicle caring an average of 425% per year? OA $21.435 77 OB. $20 215 55 OC. $20.99834 OD. 121.16585