Answer:
sales promotion
Explanation:
Sales promotion -
It refers to the method of influence the consumers to buys certain goods and services , is referred to as sales promotion .
The method is adapted to increases the promotion of the product , which in turn will increase the sale and hence the profit margin of the company will increase .
The methods which helps sales promotions are - direct marketing , personal selling , advertising etc.
Hence , from the given information of the question ,
The correct answer is sales promotion.