Which of the Following Statements Is MOST Characteristic of the "Production

Which of the following statements is MOST characteristic of the "production era"?

A) "If we sell harder, we will sell more."
B) "We need to cater to the diverse needs of consumers."
C) "There is no limit on what we can sell if we produce efficiently."
D) "The more options we offer consumers, the better."
E) "Advertising is the key to our success."