Question

The world’s first ads were neither printed nor broadcast electronically; they were vocal, called out by street peddlers promoting their wares.

The primary purpose of this sentence is to

Answer 1

Answer: Provide the reader with a comparison between ads from our present and our past. Ads from the past were verbally omitted, but now, people see ads electronically, televesions, or billboards, and one rarely sees a street peddler.

Explanation: