Final answer:
The buyers' guide is not considered a form of life insurance advertisement; it is an educational tool to help consumers understand insurance products.
Step-by-step explanation:
The question is which of these is NOT considered a form of life insurance advertisement. Among the options given:
- Billboard announcing a new insurance product
- Sales presentation materials
- Brochures handed out at a promotional event
- Buyers' guide
The buyers' guide is not a form of advertisement. While billboards, sales materials, and brochures are used to promote insurance products directly to consumers, a buyers' guide is typically an educational tool provided to help potential customers understand insurance products better without specifically advertising them.