Wanhoe Corporation is reviewing an imestment proposal. The invial cost is 5107,100 . Estimates of the book value of the investment at the end of each vear, the net cash flows for exhy year, and the net income for each year are presented in the following schedule. All cash fous are assumed to take place at the end of the vear. The salvase value of the imesiment at the end of each yoar is assumed to equal is bookvilue. There would be no salvage value at the end of the investment's bife. (b) cabremback piriod