please show work

4) Congratulations! You just finished is developing a new product for your company, and the completed development project cost is just $400,000. The new product will then bring in revenue of $133,000 per year for five years. Assume a 7% discount rate. a) Draw a cash flow diagram for this story. b) What is the NPV of this overall project? c) Based on your answers so far, do you actually deserve congratulations? Why or why not