$[5$ points$]$ Create a tornado chart for NPV using Analytic Solver. Use your tornado chart, and

answer the following questions on a worksheet labeled Task $2$:

a$)$ Which one of the four growth rates ranks highest? How high does it rank compared to

other inputs?

b$)$ How concerned should Brianna be about the estimates for the four year$-$over$-$year

growth rates compared to the other parameters in the model?