Question: Who developed the effervescent antacid and pain reliever which originally sponsored Quiz Kids?
Sentence (from "Quiz Kids"): Created by Chicago public relations and advertising man Louis G. Cowan, and originally sponsored by Alka-Seltzer, the series was first broadcast on NBC from Chicago, June 28, 1940, airing as a summer replacement show for "Alec Templeton Time".
Relevant evidence: Yes