Which of the Following Is NOT an Example of a Production

Which of the following is NOT an example of a production orientation,as opposed to a marketing orientation?

A) The company sells what it can make easily.
B) Advertising focuses on the benefits of the product to customers.
C) The relationship with the customer ends with the sale of the product to the customer.
D) The purpose of customer service is to reduce customer complaints.
E) Advertising focuses on the features of the product.