To Create a Competitive Advantage That Is Sustainable Over Time,the

To create a competitive advantage that is sustainable over time,the international company should try to develop competencies that:

A) create value for customers and for which they are willing to pay.
B) are easy to imitate or substitute for.
C) are expensive to develop and maintain.
D) create value for manufactures and for which they are willing to pay.
E) require only man power.