The effort to inform, persuade, or remind potential customers about a business's products or services is known as
promotion
selling
marketing
marketing information management

The right answer is Promotion.

Explanation:

Following term can be described as  

Promotion: Promotion is a term which comes under marketing, and states the concept of giving information about any new product or service to the potential customers.

Selling: The concept to sell any product or service is known as selling.

Marketing: The concept of promotion and selling of products and services by different means i.e advertisement, door to door, etc. is known as marketing.

Marketing Information Management: The concept of reviewing and managing the data comes from marketing to make further strategies is known as Marketing Information Management.

Hence according to the scenario, the most appropriate answer is Promotion because it gives only information about the company's product or service.