The is the combination of advertising, personal selling, sales promotion, social media, and public relations that is used to reach a target market and fulfill an organization's overall goals.
a. product mix
b retailing mix
c. promotional mix
d. distribution mix

The correct option is C. Promotional mix

Explanation:

In marketing, promotional mix can be described as one of the four Ps of the marketing strategy. The purpose of promotional mix is to enhance profit and set the sale goals. The strategies used to reach this goal are :

Advertising: Advertising is the best way in which more number of people will recognize the company.

Personal selling: In this strategy, the sales representative directly approaches the customers to convince the customers to buy their product.

Sales promotion: The sales promotion refer to giving off on a product so that more number or people by the product.

Social media: Nowadays, social media is the most powerful tool to enhance customers for a product.

c. heat from the poles back down towards the equator.