Final answer:
The form of sales promotion indicated in the television advertisement is called retail advertising, which is a strategy used by companies to inform consumers about the availability of their products at specific retail locations.
Step-by-step explanation:
The form of sales promotion indicated in the television advertisement for Miracle-Gro lawn fertilizer is known as retail advertising. Retail advertising is a promotional strategy used by companies to inform consumers about the availability of their products or services at specific retail locations.
In this case, Miracle-Gro is promoting its lawn fertilizer by stating that it is available at Kmart and Wal-Mart. By advertising the specific retail stores where the product can be purchased, Miracle-Gro aims to attract potential customers who may be interested in buying the product.
Through retail advertising, companies like Miracle-Gro can increase brand awareness, drive traffic to retail locations, and ultimately boost sales.