In what type of alternative advertising medium can a message of 25 to 30 letters cost between $25,000 and $30,000?

Question

Quizplus · Accepted Answer

The cost of skywriting is high because it involves hiring an airplane to write the message in the sky using smoke. The message can only consist of a limited number of characters due to the nature of the medium, so the cost per letter is high. The price range given in the question matches the typical cost of skywriting.

In What Type of Alternative Advertising Medium Can a Message