Arjen is giving a presentation at a regional supply chain convention. As he prepares for his presentation, "Supply Chain to Value Chain: How Will You Get There?", he plans his opening statement. Which of the following statements would Arjen likely use?

a$.$ "Six Sigma is no longer sufficient in providing customers with value."

b$.$ "Quality is the most important factor in a customer purchase decision."

c$.$ "Organizations must focus on selling goods as tangible products."