i would love the help :)

20. Which of the following statements is most consistent with the marketing view of the relationship era? a) It is much less expensive to keep existing customers, than it is to develop new c b) In this era of surging demand, the main focus should be on producing as much : c) The key to success is to constantly expand the customer base because it is leas d) The customer can have our product in any color, as long as it is gray. It is much less expensive to keep existing customers, than it is to develop new customers. In this era of surging demand, the main focus should be on producing as much as possible. The key to success is to constantly expand the customer base because it is least expensive. The customer can have our product in any color, as long as it is gray