In $2010,$ Levi Strauss & Co introduced a new line of jeans called Levi's Curve ID$.$ Levi's launched this product based on research that found that $80$ percent of women fall into three distinct body shapes. Customers can now go to Levi's website and use a product configurator in order to determine their "Curve ID$"$ and purchase jeans most appropriate for their body type. Levi's is using what tool to improve their strategic position?

A product differentiation strategy with advanced technology as a value driver

A product differentiation strategy with customization as a value driver

A focused differentiation strategy with economies of scale as a value driver

A focused cost leadership with economies of learning as a cost driver