Club membership programs that are open to everyone who purchases a product or service ________.
A) are more powerful long-term loyalty builders than limited-membership clubs.
B) will not help a company attract customers from competitors
C) prevent those with only a fleeting interest in a company's products from joining
D) are useful for building a database of customers but are not very good as long-term loyalty builders
E) are useless unless there are fees and membership conditions
Answer: D