a$.$ Using Get $\backslash$& Transform, clean up the data as described in the chapter, and keep only the Fund Name, Symbol, Asset Class, Total Return $2016,$ Total Return $2015,$ and Total Return $2014$ fields. b$.$ Create calculated columns in the original data that calculate the $2014$ to $2016$ total return for each ETF and for each Asset Class. Be sure to properly account for compounding of returns. c$.$ Create a pivot table to show the avera