Firms Adopting a Relationship Marketing Strategy by Creating a Community

Firms adopting a relationship marketing strategy by creating a community of buyers view their company's Internet web site as a(n) :

A) threat to the effective and efficient implementation of their strategy.
B) tool with limited value because many people are reluctant to place orders or send information electronically.
C) promising technique to reach the mass market.
D) opportunity to improve their dialogue with customers and increase customer loyalty.