The means to enhance differentiation through activities at the forward end of the value chain system include:
A. Engaging in cooperative advertising and promotions
B. Creating exclusive arrangements with downstream sellers or other mechanisms that increase their incentives for enhanced-delivery customer value
C. Creating and enforcing standards for downstream activities
D. Assisting in training channel partners in business practices
E. Enhancing cost-reducing activities with defensive functionality designed to create incentives
Answer: Enhancing cost-reducing activities with defensive functionality designed to create incentives