Answer:
marketing
Step-by-step explanation:
Marketing may be defined as the business or the action of promoting as well as selling products or the services, which includes a market research and the advertising. It is the activity, the organization undertakes to foster promote by buying or by selling a product or a service in the market.
The 4Cs that is used in the concept of marketing is Convenience, Communication, Consumer solution, Cost. They are quite similar to the 4P model of marketing i.e. Place, Promotion, Product, Price. These models are used in marketing to enhance the 'marketing mix'.