This question basicallyr asks you to compare the Net Present Value (NPV) to the lntemal Rate of return {IRE} on the time length of an investment project.. a. Draw a "growth curve" for a investment project on a logPV t space and interpret it's meanmg. b. {In your graph show the optimal investment time under the NPV criterion c. Show the same for the [RR criterion (1. In general when do you prefer NPV over [RR