Which of the following statements about competitive advantage is true? O a. Sustainability is achieved when it lasts for three months. O b. It is unaffected by the strategies taken by the company. 1 O c. It exists only when the company's profitability is greater than the 10 highest grossing firms in the world. O d. It exists only when the company's profitability is greater than the average profitability and profit growth of its rivals. Oe. It is seldom affected by the business model of the company.

Which of the following statements about competitive advantage is true? a. Sustainability is achieved when it lasts for three months. b. It is unaffected by the strategies taken by the company. c. It exists only when the company's profitability is greater than the 10 highest grossing firms in the worid. d. It exists only when the company's profitability is greater than the average profitability and profit growth of its rivals. e. It is seldom affected by the business model of the company