Which of the Following Is NOT a Frequently Used Strategic

Which of the following is NOT a frequently used strategic approach to set a company apart from rivals and achieve a sustainable competitive advantage?

A) striving to be the industry's low-cost provider
B) outcompeting rivals on the basis of differentiating features that will appeal to a broad spectrum of buyers
C) developing a best-cost provider strategy that gives customers more value for the money
D) focusing on a narrow market niche and serving buyers' special needs and tastes
E) striving to be the industry's high-price provider