Which of the Following Does Not Qualify as Potential Driving

Which of the following does not qualify as potential driving forces capable of inducing fundamental changes in industry and competitive conditions?

A) changes in who buys the product and how they use it, and changes in the long-term industry growth rate
B) changes brought about by the entry or exit of major firms, product innovation, and marketing innovation and cost efficiency
C) changes in the economic power and bargaining leverage of customers and suppliers, growing supplier-seller collaboration, and growing buyer-seller collaboration
D) changes in buyer preferences for differentiated products instead of mostly standardized or identical products
E) changes in economies of scale and experience curve effects brought on by changes in manufacturing technology and new Internet capabilities