What specific factors account for why Nucor has been so$...$

What specific factors account for why Nucor has been so successful over the past several decades? Do these factors have more to do with great strategy, great strategy execution, or great leadership?

Select $$yes$$ for those statements below that are accurate and choose $$no$$ for those that are not.

The company$$s aggressive pursuit of cost$-$saving efficiencies and the achievement of low costs per ton produced in comparison with the costs of many rival steel makers.