Option 1 -> Passion is an internal, intrinsic factor that comes from within an individual and drives them to pursue entrepreneurship.
Option 2 -> Availability of raw material is an external environmental factor related to resources and supply chain, not an internal motivation.
Option 3 -> Demand of the product is an external market factor that influences business viability, not an internal personal motivation.
Option 4 -> Government assistance and support is an external facilitating factor provided by external institutions, not an internal driver.
Hence, Option 1: Passion -> Passion is an internal psychological factor that originates from within the individual. It represents personal drive, enthusiasm, and intrinsic motivation that pushes a person to become an entrepreneur, unlike the other options which are all external environmental or market factors -> correct