The main part of the program you will write will include options where the user can choose one of the curve fitting methods$($Least Squares, Newton divided difference, Lagrange & spline$).$ The method associated with the selection will be called and all necessary inputs will be requested. The input requirements of the methods will differ. Note: use built$-$in MATLAB Functions. be able to choose a program that Works with all three methods. And write a detailed report about the program written