First, they used an evolutionary approach to product development by establishing timephased plans to develop a new product in increments based on technologies and resources achievable now and later.
Product development was approached as a process that would create a product over time.
mnli hypothesis: Product development was approached as a process that would create a product over time. premise: First, they used an evolutionary approach to product development by establishing timephased plans to develop a new product in increments based on technologies and resources achievable now and later.