9) Companies can improve their business performance in different ways. Actually, to choose an approach to achieve competitive advantage and improve firm s business performance , and sustain it, is a challenge. Some ways are better than others and the text book narrates a great point before creating a strategy , and that is __? a . Differentiation strategy does not go along with cost leadership strategy B. Differentiation strategy goes along with any good strategy. C. Differentiation and cost leadership strategy must be always integrated d. Differentiation strategy goes along with cost leadership strategy 10) If in the process of maximizing its performance, a firm engages in activities that pollute the environment, the impact of that pollution is a/an a. externality. b. weakness. c. competitive advantage. d. capability 11) Which of the following statement is true : a. The influence of industry competitive structure has a minimum impact on rival competition. b. When it is easy to exit the industry, competition among rivalries tends to be lower c. Industry growth is linked to higher competition among rivals d. Strong strategic commitments among rivals will reduce competition