please show readable work, thank you

2. (15 Percent) The expected cash flow forecasts of an investment are listed on the table below. The investment has a 12% cost of capital and a 5 -year holding period. The depreciation will be calculated using straight line method and ignoring salvage value. Calculate: (a) Cash flows from working capital; (b) Cash flows from operating; (c) NPV of this investment; and (d) NPV of the investment, if the forecasted inflation rate changes from 4% to 7% and the discount rate changes from 10% to 14%