Which of porter's four competitive strategies was ron johnson attempting to implement during his time at j. c. penney?

One of porter's competitive strategies that ron johnson was attempting to implement during his time at j. c. penney would be: Differentiation

Differentiation is a business strategy that diversify the kind of products that a business sell.

Before Ron johnson's leadership, J. C penney focused only on selling adily necessities products. But after his leadership, they started to add up boutiques and hardwares into their store.