Which of the Following Is Not True Regarding the Application

Which of the following is not true regarding the application of a marketing concept?

A) Companies that base their business on the marketing concept maintain a focus on delivering value to the customer in any profitable way they can.
B) A marketing concept puts the customer in the center of a firm's thinking in terms of both strategy and operations.
C) A marketing concept should encompass managerial awareness and appreciation of the consumer's role in the firm's existence.
D) In a marketing concept it is not necessary for all areas of a firm to be customer oriented,but it is absolutely necessary for sales and marketing to be so.
E) In a marketing concept,there should be general managerial appreciation of the role of marketing intelligence in determining the needs and wants of customers.