Based on business and marketing relations, adding value to products and services sold to consumers in households for personal or family use is known as "Retailing."
This is because retailing is part of a business or marketing process that involves selling the products or commodities to final consumers.
Usually, retailing services involve the sales of products and services to add value to the final consumers.
For example, free delivery, making tomatoes and peppers into salsa, etc.
Hence, in this case, it is concluded that the correct answer is "Retailing."
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