The Excel sheets contain macros for generating the data. It may ask your permission to run macros. Please provide the permission. We have provided the demand data for a product spanning the next 50 months. The company aims to choose a supplier to economically source this product. Make suitable assumptions to use OM techniques discussed in this course to identify a suitable supplier. Please implement/provide all necessary formulas/calculations in Excel. Feel free to provide brief justifications and notes. You must upload an Excel file (any other file format will be ignored, and the project will not be marked)