Which Firm Has the Greatest Probability of Achieving a Competitive

Which firm has the greatest probability of achieving a competitive advantage by successfully managing its strategy?

A) A steel manufacturer that continues to use large plants instead of new technology to achieve economies of scale
B) A retailer that sells a wide range of clothes to the mass market
C) A pharmaceutical firm with brand loyalty that decreases administrative costs but continues to invest in research and development
D) A large defense contractor that offers an undifferentiated product only to a few market segments
E) A jeans manufacturer that keeps its production within the United States rather than moving to less expensive,overseas factories