$3.$ Two top$-$secret MN$-$DNR projects will help protect Minnesotans from random beetle attacks. The net present value of these two projects is given by the following graph. Because the projects are so secret, they go by the code names Project $\backslash ($ A $\backslash )$ and Project $\backslash ($ B $\backslash ).$

A$.$ What are the intemal rates of retum for Project A and Project B$?(2)$

B$.$ Which project is the better project? Explain your answer. $(2)$

C$.$ If you had to choose between these two projects based only on what you see presented here, which project would you choose and why? Please explain your answer. $(2)$