Directions: In the question below, a sentence is given. From the options, choose the one that conveys the same meaning as the given statement. If all of them convey the same meaning, mark E as your response. 

Marketing is the activity, set of institutions, and processes for creating, communicating, delivering, and exchanging offerings that have value for customers.

A) It aims at promoting goods and services, pricing them, and making them available to customers.

B) It involves a substantial investment, interestingly, sales are the business process that generates revenue for the business.

C) The exchange of commodities for money; the action of selling something.

D) The main focus is to increase sales and maximize revenue.

E) All are correct.