$4.)$ Analyze the lessons Kheyti learned from the pilot project. Which problem should take priority $-$ the product, the business model, or both? What are the key drivers or reasons behind this problem? Use the data given in Exhibit $7$ and Exhibit $8$ to inform your analysis.

$5.)$ Evaluate the options drawn up by Saumya to reduce product cost and to change the business model. Suggest a path for Kheyti for the next six months. Justify your answer using both quantitative and qualitative arguments.