Which of the following best describes a tombstone advertisement?

A tombstone advertisement refers to a specific type of real estate advertisement that is typically simple and straightforward, primarily highlighting key information such as the property name, location, price, and agent contact details. This type of advertisement is often characterized by its minimalist approach and does not delve into intricate marketing strategies or attempt to engage the consumer in a meaningful way.

The term "tombstone" comes from the resemblance of these ads to a gravestone, as they often contain only the essential details without any additional embellishments or persuasive language. This straightforward format does not support measurable advertising effectiveness or lead directly to consumer engagement, as it mainly serves to inform rather than persuade potential buyers.

In contrast, the other choices suggest forms of advertising that focus on either interactive consumer engagement or measurable marketing results, which are not features of tombstone advertisements. Therefore, the best description of a tombstone advertisement is one that reflects these unmeasurable qualities, aligning with the characteristics of this particular advertising style.