Chapter#$3$ is a business case about Fresh Direct. Unfortunately, Fresh Direct does not run its service in Chattanooga area. We might be able to speculate this due to poor product market fit. In strategy science, what does the concept of product market fit primarily refer to$?$

The process of manufacturing a product at the lowest possible cost

The degree to which a product's design appeals to consumers

The amount of profit generated by a specific product

The degree to which a product satisfies market demand

A process of creating a marketing strategy to promote a product