Answer:
Letter c is correct. The promotion mix.
Explanation:
Spread by Philip Kotler, the marketing mix is made up of four essential pillars in any marketing strategy, namely: Product, Price, Place and Promotion. When 4p's are in balance it means the organization will be much more successful in strengthening the brand in front of its target audience.
The promotion mix is the set of marketing tools used by an organization to attract, retain and leverage demand for its services and products. The promotion mix consists of direct marketing, sales promotion, advertising, personal sales and public relations. These promotional tools, when integrated, will help the company know its potential customer, set budgets, aim and direct marketing strategies so that the customer is aware of the added benefits they will have when making a purchase.