1. The rivalry among competing sellers tends to be more intense when

A. buyers incr high cost in switching to rival brands

B. Rivals have low fixed costs and low inventory storage costs

C. industry members have too much inventory or significant amounts of idle production capacity, especially if the industry's product entails high storage costs or high fixed costs

D. a few large sellers have the majority of sales and dominant market shares

E. The products of rival sellers are strongle differentiated and the loyalty of buyers to their preferred brand is high

2. As a rule, the weaker the collective impact of competitive pressures associated with the five competitive forces

A. the easier it is for industry members to earn good profits and nice return on investment.

B. The more scattered are the strategic groups on the industry's strategic group map.

C. the weaker are the industry's driving forces.

D. the greater the number of industry key success factors

E. the more that industry members are pushed to try to strongly differentiate their product offerings and build high degrees of customer loyalty in order be profitable and win a sustainable competitive advantage.